LH Hifi Audio DAC PCM5102A Bluetooth 5.4 DAC Audio Decoder for LDAC APTX HD APTX LL Apple AAC & SBC

LH Hifi Audio DAC PCM5102A Bluetooth 5.4 DAC Audio Decoder for LDAC APTX HD APTX LL Apple AAC & SBC

Read before Purchasing:
* Bluetooth should not be placed next to the router, as both operate on the 2.4 GHz band. The router may interfere with Bluetooth signal reception. A distance of at least 30 cm is recommended.
* It is designed for HiFi music listening only — no other functions. It does not support phone calls. No built-in battery.
* Cables are not included.
* This is a Bluetooth decoder designed for wireless audio playback from a smartphone via Bluetooth. It does not support USB drives or SD cards.
* It is self-developed and does not use generic market firmware. We can customize and flash any Bluetooth device name according to user requirements. Please leave a message with your desired name when placing an order. (Note: Names do not support Chinese characters.)
* Default Bluetooth name: LH 5.4 LDAC (Upgraded to Bluetooth 5.4 version in January 2025)

Features:
American QCC3084 Bluetooth Chip
* For LDAC, APTX HD, APTX ADAPTIVE, APTX LL, APTX, Apple AAC, and SBC.

LDAC Settings on Phone
* Enable LDAC format in the phone's Developer Options.

Bluetooth 5.4 Version
* It is equipped with an independent decoding chip that supports LDAC lossless format.

Premium Components
* All internal components use audiophile-grade hardware
* The output LPF capacitor is a yellow film capacitor for Thomson
* Original CBB red film capacitors for Philips are used
* Digital solid-state white capacitors for NCC
* Electrolytic capacitors (for NCC) for filtering
* Primary filtering electrolytic capacitors for Nichicon
* Three-stage voltage regulation and filtering chips are used for power supply
* PCM5102A independent decoding chip
* Original audiophile-grade decoding chip for TI

Product Ports and Indicator Light:
* DC Power Socket: DC 5.5×2.1 socket. Input voltage: 8–16V.
* Audio Output: Gold-plated RCA audio output jacks.
* Antenna Port: For connecting a 3dB antenna.
* Bluetooth Indicator Light: Red/blue flashing means waiting for pairing. Blue light staying on means Bluetooth paired and connected.
* 3.5mm Output: Can be used to connect headphones, computer speakers, or amplifiers.
* Type-C Port: It can be used to power the Bluetooth decoder via a Type-C cable, or connect the decoder to a computer as an external USB sound card (supports 16-bit / 48kHz audio on PC).

Technical Specifications:
Power Supply:
* Compatible with 8-16V DC power adapters (over 200mA). The DAC features a standard 5.5x2.1mm DC jack.
* It can also be powered via a Type-C port. It is compatible with chargers (500mA or more).

Product Dimensions:
* 10 x 6.5 x 2.5 cm (excluding antenna)

Audio Output:
* RCA stereo audio output and standard 3.5mm jack
* The decoder supports simultaneous output.

Bluetooth Pairing and Connection:
* The decoder supports Bluetooth-enabled devices such as smartphones, computers, tablets, TVs, and set-top boxes.

Antenna:
* External 3dB foldable antenna is included.
* Bluetooth reception distance: approximately 6-9 meters in a clear line of sight; wall penetration is not supported.

Bluetooth and Decoding Chips:
* It features the U.S. QCC3084 Bluetooth chip and U.S. PCM5102A decoding chip.

Supported Formats:
* For LDAC, aptX HD, aptX, aptX LL for lossless transmission; SBC transmission; for Apple AAC transmission, etc.
* It can play lossless APE, FLAC, and 320K MP3 formats.

How to Use the Product:
1. Turn on Bluetooth and scan for the device named LH 5.4 LDAC (default).
2. Pair and connect — once connected successfully, the device is ready to use.
3. When powered off, the device will automatically reconnect the next time it's turned on — no need for further operation.

Reminder:
* The Bluetooth indicator light will only make the device discoverable when it is flashing blue.

Bluetooth Indicator Light Status:
* Flashing blue = Waiting for pairing
* Blue light stays on = Successfully connected to a phone
* Slow blue light flashing = Sleep mode. You need to power off the device and then power it on again.

Packing List:
* 1 x Audio DAC
* 1 x 10cm 3DB antenna
* 1 x 9V power adapter for home use
    
Packaging Details:
* Weight: 0.25kg

Note:
* Cables are not included.
* A printed user manual is not included.