PRT12A Upgraded 2-Channel Preamplifier with Imported Capacitors & Resistors (AC 115V Input No Tubes)

PRT12A Upgraded 2-Channel Preamplifier with Imported Capacitors & Resistors (AC 115V Input No Tubes)

Features:
* The upgraded version uses a selection of imported capacitors and resistors
* The remote volume control board adopts a 127-step relay pure resistor shunt design, ensuring constant impedance, with 0.5dB per step and a total attenuation of 63.5dB. Original precision resistors for DALE/VISHAY (USA) are used.
* Audio output mute function
* Power-off memory function (restores the previous state when powered on)
* One-touch volume return function
* Supports 4 stereo audio inputs and 1 output
* Pure copper, gold-plated RCA connectors
* 30VA high-end oxygen-free copper R-core transformer
* Full aluminum chassis

Specifications:
* Gain: About 10×
* Input Impedance: 47K
* Signal-to-Noise Ratio: 90dB
* Frequency Response: 10Hz-30KHz
* Distortion: ≤1%
* Input: 4 Groups of Stereo RCA
* Output: 1 Group of Stereo RCA
* Optional Operating Voltage: AC 115V or AC 230V
* Dimensions (W × D × H): 320mm × 308mm × 90mm
* Display Screen Color: Default Red, Blue Optional
* Net Weight: Approx. 4.7kg

Packing List:
* 1 × Finished Preamp
* 1 × Remote Control

Packaging Details:
* Weight: 6kg

Note:
* AC power cable and batteries are not included.
* You can contact customer service to purchase the matching full aluminum remote control, additional cost required.