Specifications： Power Adapter：DC12V 1.5A(With Power Supply) Work Voltage：AC 110V 240V Audio Input：Bluetooth/ AUX Audio input Audio Output ：RCA (connected to amplifier, powered speaker and other signal input) Frequency Response：20Hz20kHz SNR：98dB With treble and bass adjust：Yes Approximate size：95*30*123mm/3.74*1.18*4.84inch (excluding protruding parts) Package List： 1*Tube preamplifier Bluetooth 5.0 1*12V Power Adapter（US Plug） 1*Instruction Manual
【Great Compatiblity】RCA input to the computer, CD, phone, MP3 and other player and RCA output to the digital amplifiers, active multimedia audio devices for lossless audio(The RCA cables not included)
【Application Parameters】RCA/Bluetooth Audio input Manual switch mode, With DC12V/1.5 A power supply(Do not use a power supply exceeding 12V)
【Easy Replacement】With treble and bass adjustment,Using tube 6N3 design for easy replacement,high quality gentle voice.Adopt the Dual run amplifier chip
【High Performance】All aluminum alloy shell,heavy gold PCB,very solid and fancy-looking.Through the bass and the specific proportion components in high-frequency sound to perfectly achieve HiFi effects
【Guarantee&Support】100% brand new and high quality Durable and reliable to use.We provide you with the best product and service.
