{"product_id":"uotang-mk8900-mk8900pro-hifi-integrated-amplifier-high-fidelity-high-power-audiophile-home-audio-stereo-amp","title":"UOTANG MK8900\/MK8900Pro HiFi Integrated Amplifier High Fidelity High Power Audiophile Home Audio Stereo Amp","description":"\u003cp\u003e\u003cspan style=\"background-color: rgb(255, 255, 0);\"\u003e\u003cb\u003eOptional Version:\u003c\/b\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* MK8900\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* MK8900Pro: with seven upgrades\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"background-color: rgb(255, 255, 0);\"\u003e\u003cb\u003eDescription:\u003c\/b\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eThis audiophile-grade OUTANG MK8900 high-fidelity HIFI power amplifier inherits the appearance design and home-customized philosophy of OUTANG brand series, featuring premium black-gold color scheme that integrates technological texture and high-end aesthetics. It combines cutting-edge technology with stylish design to become a functional artwork. Premium sound performance relies on high-quality coordination among audio source, power amplifier and speaker, and the power amplifier serves as the critical intermediate component connecting the former two. Matching compatibility issues between amplifiers and speakers are frequently raised during daily customer consultations.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003ePowerful enough to drive diverse sounds, MK8900 is compatible with all types of speakers regardless of size, and it reproduces all genres and tonal styles of music in full detail. MK8900 matches most HIFI speakers without picky compatibility limits.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eMK8900Pro Version Refined Sound with Seven Major Optimizations for Improved Performance\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e1. Upgraded power transistors\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e2. Upgraded auto-switch between Pure Class A and Class AB working mode\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e3. Upgraded treble \u0026amp; bass adjustment\/direct bypass function\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e4. Upgraded left-right channel balance control\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e5. Upgraded output speaker selection switch\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e6. Upgraded mute function (practical for turntable playback)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e7. Upgraded brand-new internal structural layout\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"background-color: rgb(255, 255, 0);\"\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eOUTANG MK8900 High Power HIFI Power Amplifier\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* MK8900Pro: Seven Major Upgrades for Enhanced Performance\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* MOSFET Output Protection Channel\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Core Control Protection System\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* High-resolution Wide Frequency Band with JRC5532DD Op-amp\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* 32pcs Germany MOSFETs for IXYS\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Nine Independent Isolated Compartment Design\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Built-in Filter System for Clear \u0026amp; Bright Sound\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Damping Factor: 800, Powerful Driving \u0026amp; Strong Control\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Dam-level Capacitor Array: 16 Groups, Total 160,000μF\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Transformer: Total 1600W with Thermo-setting Resin Packaging\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* SNR: 120DB, Reaching Ultra High-End Level\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Power Reserve per Channel: 4800W Sufficient Rated Power\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eAll-new OUTANG MK8900 All-in-one HIFI Power Amplifier\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Solid Configuration Creates Outstanding Performance\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Authentic Core Capability Breaks Listening Limitations\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Acoustic Feedback Favored by Veteran Audiophiles\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* OUTANG MK8900 is engineered with extraordinary hardware configuration to build a full-size HIFI power amplifier capable of reproducing diversified sound details.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* MOSFET output protection channel and full-machine core control and protection system\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* A total of 32 power transistors are equipped for dual channels, with sufficient power reserve of 4800W per channel. It delivers dramatic dynamic performance, and the ample standby power enables outstanding sound reproduction across all frequencies.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* SNR: 120db, delivering audio performance at HI-END level.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* It adopts high-precision JRC5532DD operational amplifier to restore authentic acoustic feedback.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Transformer: Total 1600W with thermo-setting resin integrated packaging for stable concealed performance.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* It features a damping factor of 800, a rare specification among high-end overseas amplifiers, bringing superb control capability.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Equipped with exclusive OUTANG customized filtering system to produce cleaner and brighter sound.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Dam-level capacitor array: 16 groups with total capacitance of 160,000μF for sufficient energy storage.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Independent channel isolation design separates signal from the source, equivalent to two independent mono power amplifiers.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eAdopts MOSFET Output Protection Channel to Break the Limit of Reserved Power Output (for MK8900)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* The output protection channel acts as the control valve for power output, enabling the ultra-high reserve power from front-end circuit to deliver fully.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* OUTANG MK8900 is equipped with 4 MOSFETs (2 per channel), each supporting 260A large current throughput, around 10 times the rated current of ordinary relays. The high-current-capacity valve eliminates output bottleneck, prevents relay carbonization and damping factor degradation triggered by excessive current. By replacing conventional relays rated only 10A-20A, full reserve power is unleashed without output restriction, realizing a maximum damping factor of 800. This exclusive technology is rarely applied on premium high-end amplifiers overseas.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eFull-unit Core Control \u0026amp; Protection System with PC-grade Integrated Control Module (for MK8900)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Serving as the core control hub of MK8900\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Integrated mains power filter circuit\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Optimized soft-start circuit to suppress instantaneous pulse surge\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Pre-stage power rectification, filtering and voltage stabilization for extra electronic filtering\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Comprehensive protection: overall unit safeguard, speaker short-circuit protection, DC output protection\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* High-current output switch function, a rarely configured feature among mainstream amplifiers\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eDynamic Performance \u0026amp; Power Reserve\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Delivers explosive dynamic response and full-spectrum sound reproduction via ample reserve power\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* OUTANG MK8900 features abundant built-in power reserve: 32 power transistors across dual channels with 4800W total reserve power per channel, paired with a 1600W large transformer for stable sufficient power supply.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Rated Output Power: 300W (8Ω), 600W (4Ω), 1200W (2Ω). Rated power is only a reference for speaker matching; stable reserve power determines premium speaker driving performance. Actual driving quality is closely related to transformer, capacitor array, power transistors and MOSFET output protection channel.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* MK8900Pro is upgraded with auto-switching between Pure Class A and Class AB modes to maintain optimal audio performance in real time. 1. Pure Class A Mode: Activated under low power \u0026amp; small dynamic input. It delivers smooth, mellow tone with warm tube-like sound; ideal for small-scale classical music, vocal tracks and instrumental solos, featuring solid bass, soft warm mid-range, crisp treble and excellent layering. 2. Class AB Mode: Switches automatically under high power \u0026amp; large dynamic input for instant power boost.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003ePremium HI-END Grade Audio Performance\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* MK8900 features mature circuit design co-developed with British acoustic engineers for full-set circuit blueprint and tuning parameters to deliver true HI-END tier sound performance.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Signal-to-Noise Ratio (SNR) serves as a core performance metric: higher SNR means lower inherent background noise, determined by circuit layout and component grade. While conventional amplifiers range from 90–110dB SNR, MK8900 reaches 120dB. Each single dB improvement requires exponentially increased engineering effort, resulting in ultra-quiet black-hole-like silent noise floor.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eNo More Headaches Over Speaker Matching\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* MK8900 works seamlessly with most mainstream HIFI speakers thanks to ample driving capacity; certain speakers fail to unleash their full potential due to their own hardware limitations. It fully eliminates speaker matching concerns for amplifier users across all cabinet sizes.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eHigh Reserve Power, Low Load, Premium Sound Performance\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Stable operation even under high power consumption\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* OUTANG MK8900Pro is fitted with 32 pieces of Germany MOSFETs for IXYS. These power transistors generate even-order harmonics identical to vacuum tubes, delivering authentic tube-style tone. Especially under Class A mode, the sound becomes softer and finer for fatigue-free long-hour listening.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Standard OUTANG MK8900 adopts 32 high-power American MOSFETs, with 16 units equipped per left\/right channel. Spec per channel: Total Current: 800A, Total Reserve Power: 4800W. Sufficient output current enables deeper low-frequency extension with full, solid bass texture. This component configuration is commonly applied on premium high-end HI-END amplifiers priced at over ten thousand US dollars overseas.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* MK8900 and MK8900Pro only utilize less than 1\/20 of its total reserve power for actual output, achieving superior standards in operational stability, sound reproduction and high-end hardware configuration.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eInitial Audition Delivers Grand, Magnificent Sound Texture;Further Listening Unfolds Tranquil, Mellow Inherent Tone\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Equipped with 32 pieces of Germany MOSFET for IXYS or American high-power MOSFET respectively, 4800W reserve power per channel enables abundant power storage. Strict component matching guarantees superior linearity and parameter consistency of power transistors. Paired with a total 1600W large transformer, it easily satisfies instantaneous power burst demands. The amplifier delivers solid, forceful sound with ample volume and grand momentum to energize speakers, meanwhile retaining warm, delicate tube-style tonal character.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* MK8900Pro is upgraded with Treble \u0026amp; Bass Adjustment\/Direct Bypass Function. Treble and bass controls cater to diversified tuning preferences of audiophiles, suppressing unwanted reflected sound in untreated listening space for rational energy distribution across full frequency spectrum, resulting in balanced, natural, crisp and long-lasting sound. It adds direct bypass switch and op-amp tone control circuit with precision trim potentiometer imported from Japan, featuring low sound coloration and high fidelity.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003ePremium JRC5532DD Operational Amplifier for Authentic Acoustic Detail Restoration\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* OUTANG MK8900 pre-stage adopts classic high-fidelity JRC5532DD op-amp, which precisely restores full-spectrum audio signals to realize high-resolution, wide-bandwidth and high-transparency sound. This premium op-amp features ultra-low harmonic distortion, low noise and wide gain bandwidth, dedicated for high-performance audio system application.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eLuxurious, Crystal-clear Listening Experience for Full-range Music Reproduction\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Adequate full-spec configuration empowers MK8900 to reproduce all music genres effortlessly, including vocal, symphony, pop, instrumental, easy listening and DJ tracks.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eMK8900Pro Upgraded Speaker Output Selection Function\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* MK8900Pro features dual output groups (Group A \u0026amp; Group B), supporting connection of two pairs of speakers with flexible playback selection:\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e   ** Mode A: Only Group A speakers output sound\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e   ** Mode B: Only Group B speakers output sound\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e   ** Mode A+B: Both Group A and B speakers work simultaneously\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e   ** Mode OFF: No speaker output for both groups\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e   ** It eliminates tedious manual cable replacement when switching speakers for varied tonal styles, bringing convenient operation.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eTotal 1600W Thermo-setting Resin Encapsulated Transformer\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Customized for OUTANG, two imported Grade A pure-copper toroidal core transformers deliver combined 1600W rated power with fully sealed resin packaging for vibration damping, noise reduction and anti-electromagnetic interference. Left and right channels adopt fully independent power supply, with each transformer reserving multiple times the actual required power to cope with instantaneous high-current demand of heavy low-frequency dynamic signals.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eFull Isolated 9-Compartment Internal Layout to Cut Down Mutual Electromagnetic Interference\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* MK8900Pro features optimized structural layout with nine fully separated independent compartments: Independent preamp compartment, independent control compartment, 2 individual transformer compartments, 2 separate capacitor bank compartments, 2 exclusive power amplifier compartments and independent output compartment. Physically divided modules restrain cross interference between circuit blocks, achieving ultra-high channel separation equivalent to two standalone mono amplifiers. Left\/right channels operate fully isolated from each other for precise soundstage positioning, transparent sound, outstanding dynamic density and layered detail presentation.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Two-layer stacked internal structure with nine fully independent isolated compartments.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003ePremium \u0026amp; Noble Golden Classic Appearance, Iconic Color Scheme of OUTANG Brand\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Black-and-gold colorway delivers modern mechanical texture; recessed irregular inlay with glossy black acrylic decorative panel creates subtle light reflection, refreshing the bulky cabinet with sleek dynamic styling.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003ePowerful Loudspeaker Damping \u0026amp; Control Capability\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Damping Factor: 800, an outstanding specification rarely seen among high-end premium amplifiers.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Higher damping factor stands for superior driving force and speaker control; driving force derives from ample power reserve while control directly affects distortion and sound fidelity. After audio signal cuts off, it restricts undesired cone inertial movement to avoid overshoot or insufficient excursion for minimized distortion. The high damping factor optimizes low-frequency management and transient response, suppressing timbre distortion for improved overall sound precision and fidelity.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eClearer \u0026amp; More Stereoscopic Sound Performance, Equivalent to Two Independent Mono Power Amplifiers\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* The channel separation design of MK8900 isolates interference at source to enhance stereo imaging, reduce signal distortion and optimize signal-to-noise ratio. Each channel's audio signal gets amplified and transmitted precisely for improved sound accuracy and full preservation of original audio details.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eMK8900Pro Upgraded Left\/Right Channel Balance Control\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Listening rooms rarely achieve symmetric ambient layout, identical speaker placement or centered listening position. The balance control enables listeners to fine-tune left-right acoustic balance per actual room setup, delivering well-balanced soundstage and superior tonal equilibrium.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eExclusive OUTANG Built-in Filter System for Ultra-quiet Black-hole-like Background Noise Floor\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* LC-R resonant filter circuit composed of capacitor, inductor and resistor delivers stable clean power supply, attenuates AC power interference to render cleaner, brighter sound and immersive reverberation.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* DC Purification Circuit → Staged Power Supply \u0026amp; Soft-start → Power Transformer → Rectifier Circuit → Filter Circuit → Voltage Stabilizer Circuit\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eExclusive Large Reservoir-grade Capacitor Array with Abundant Energy Reserve for Stable Dynamic Output\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Capacitors in MK8900 serve dual functions of power filtering and energy storage, delivering cleaner voltage and minimizing signal interference. With ample stored energy, the array stabilizes supply voltage during instantaneous high-current bursts such as heavy low-frequency transients, eliminating dynamic power sag. The parallel capacitor configuration cuts internal resistance for fast discharge, improving power stability and enhancing low-frequency extension performance.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* MK8900Pro is equipped with Japan audio-grade capacitors for ELNA (100000μF, 80V, 5℃ rating); 16 pieces sum up to total 1600000μF to build large-capacity reservoir capacitor bank. MK8900 features total capacitance of 1200000μF.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"background-color: rgb(255, 255, 0);\"\u003e\u003cb\u003eMore Details:\u003c\/b\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMK8900Pro Mute Function Customized for Turntable Users\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Designed specifically for vinyl enthusiasts, the mute function eliminates popping noise generated when the stylus drops during record swapping; it can also be activated for other scenarios requiring instant muting.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eNoise Reduction \u0026amp; Voltage Stabilization Precision Circuit\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Low internal resistance, steady voltage and ultra-low noise with minimal output ripple. It stabilizes circuit operation and satisfies instantaneous large dynamic power demand.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eDual Fuse Protection Per Channel\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Dual-fuse setup delivers redundant safety protection: it shares load current to improve current stability and achieves precise over-current safeguard.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eJapan Variable Resistor for Premium Audio Tuning\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* MK8900 with high-grade potentiometer features excellent left-right channel matching for fine-grained volume control consistent with high-end amplifier standards.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eAudio Input Selector Relay\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Negligible contact impedance; fully mechanical switching brings minimal sonic contamination. The relay is driven by manual switch without direct contact with audio signal path.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eFull Aluminum Alloy IR Remote Controller\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* MK8900 with premium matte-finished metal remote enables convenient remote volume adjustment.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003ePure Copper Gold-plated Terminal Connectors\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Precision polished gold-plated terminals secure tight connection, lower transmission internal resistance and preserve clean intact audio signal during transmission.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"background-color: rgb(255, 255, 0);\"\u003e\u003cb\u003eSpecifications (for MK8900 \u0026amp; MK8900Pro):\u003c\/b\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Overall Dimension: W420mm x H200mm x D450mm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Net Weight: 28KG\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Max Output Power: 300W x 2 at 8Ω | 600W x 2 at 4Ω\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Total Harmonic Distortion: 0.04% at 2Ω load | 0.01% at 4~16Ω load\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Intermodulation Distortion: 0.001%\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Damping Factor: 800 (8Ω load, 50Hz)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Input Impedance: Balanced Input: 40KΩ | RCA Input: 20KΩ\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Load Impedance Range: 2–16Ω\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Voltage Gain: 40dB\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Signal-to-Noise Ratio: 120dB\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Power Supply: AC 220V, 50\/60Hz\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Idle Power Consumption: 50W～250W\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Frequency Response:\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e  ** Under rated continuous average output: 20–20kHz (+0, -0.2dB)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e  ** At 1W output: 20–20kHz (+0, -0.2dB)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e  ** 10–150kHz (+0, -3dB)\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"background-color: rgb(255, 255, 0);\"\u003e\u003cb\u003ePacking List:\u003c\/b\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* 1 x Set of Amplifier\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"background-color: rgb(255, 255, 0);\"\u003e\u003cb\u003ePackaging Details:\u003c\/b\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e* Package weight: 30kg\u003c\/span\u003e\u003c\/p\u003e","brand":"UOTANG","offers":[{"title":"MK8900","offer_id":41110192521265,"sku":"102539","price":2000.52,"currency_code":"USD","in_stock":true},{"title":"MK8900Pro: with seven upgrades","offer_id":41110192554033,"sku":"102540","price":2180.57,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0578\/4790\/6353\/files\/102539-1.jpg?v=1783301296","url":"https:\/\/www.thanksbuyer.com\/cs\/products\/uotang-mk8900-mk8900pro-hifi-integrated-amplifier-high-fidelity-high-power-audiophile-home-audio-stereo-amp","provider":"Thanksbuyer Online,SDR Radio, Testers and Measurement devices, Astronomy products,  Audio Amplifer and Decoders","version":"1.0","type":"link"}