ITEM NAME:Bluetooth Amplifier Board 80W 2.1 Channel Subwoofer Amplificador Audio Boar P3W4 Bluetooth Amplifier Board 80W 2.1 Channel Subwoofer Amplificador Audio Boar P3W4 Maximum power per channel:80W Model:2.1 Bluetooth power amplifier channel:3 (2.1) The board uses two pairs of imported disassemble to the tube A1633 C4278 amplification tube, and the capacitor uses the ELNA4700UF35V disassembling capacitor, withstand voltage and capacity. The amplifier has good performance, good sound quality, clear treble and powerful bass. The board is also designed with aMicro-phone input that can be used as a megaphone to add a fan to ensure effective heat dissipation at full power. Working voltage:double AC18-26V(recommend 80-100W Toroidal transformer) Rated power:80W+80W+80W Frequency response:20Hz-30KHz Impedance:4-8Ohm Distortion:1% With Bluetooth wireless / digital display / U disk / TF card FM radio / remote control. colour:green Material:PCB Size:14.5 * 13.5 * 6cm Package Contents: 1* power amplifier board 1* remote control
