6J1 Vacuum Tube Preamplifier Tube Preamp QCC3008 Bluetooth 5.0 Support For APTX

6J1 Vacuum Tube Preamplifier Tube Preamp QCC3008 Bluetooth 5.0 Support For APTX

Features:
- Original 6J1 tubes and original NE5532 adopted
- Original 680UF / 16V used as main filter capacitors and imported capacitors 1UF used as the coupling capacitors
- High-precision chip resistors ensure good SNR of the whole machine
- 1.6mm premium PCB with 2.0OZ copper and spraying process ensures good passing performance
- Gold-plated RCA sockets as input and output terminals are durable and beautiful
- QCC3008 Bluetooth 5.0 support for APTX lossless playing
- With reasonable wiring, the board operates with low current noise
- Adjustable volume of treble and bass

Applications:
- Compatible Audio Inputs: It can be connected to your MP3, laptop PC, desktop PC, HIFI player, mobile phone, DVD and the like.
- Compatible Audio Outputs: It can be connected to your power amplifier, active speakers, etc.

Front Panel Design:
- Power Switch
- Bass Knob
- Treble Knob  
- Bluetooth Indicator
- Volume Knob

Rear Panel Design:
- Audio Input Interfaces for Left & Right Channel
- Audio Output Interfaces for Left & Right Channel
- DC12V Power Socket (5.5*2.1)

Basic Parameters:
- Power Supply: DC12V 2A (DC12V regulated power supply is needed. It cannot be higher than 12V)
- N.W.: 0.4kg

Technical Parameters:
- Distortion: 0.03%
- SNR: 100dB
- Bass: ±13dB
- Treble: ±7dB
- Frequency Response: ±1.5 (20Hz-20KHz)
- Input Interface: RCA
- Output Interface: RCA
- Operation: Turn the power switch, rotate treble/bass knob and volume knob
- DC Power Supply: 12V 2A

Package Included:
- 1 x Tube Preamplifier with Antenna

Note:
- Items with different colors will be delivered at random. Thank you for your understanding!
- This is a tube preamplifier instead of power amplifier. Please use it together with a post-amplifier or active speakers. Please not directly connect it to passive speakers, speakers, headphone as a power amplifier. It is not for uses in cars for it might burn out due to unstable vehicle voltage.
- High quality audio cables and power supply are recommended, because ordinary audio cables or power supply is not well filtered, and noises are likely to occur.
- Pleas make sure that your sound source is perfect for the device.
- Please ensure that the tubes are well installed before powering on.