Sell BlueTooth Amplifier Board,Digital Amplifier Audio Amp best price

Parameter: The bluetooth audio amplifier board wide input voltage range is DC 4.5V-27V, can be powered by 12v or 24v, output power is 50Wx2, SNR is 102dB. 2 Audio Input Ways: user can directly connect this bluetooth speaker board with Bluetooth 3.0/4.0/4.1, or choose the headphone (Line in) way. 2 Powering Methods: the digital amplifier ule is equipped with wiring blocks and DC 2.1mm socket which is compatible with most laptop's power port. Protective Function: the BT amp is designed with acrylic protective shell, reverse connection protection, over-voltage protection, under-voltage protection, over-heat protection, short-circuit protection. Type:Subwoofer Amplifier Board Colour:blue Material:PCB+electronic components+metal Size:86 x 52mm Package Contents: 1 x Digital Amplifier Board with Case (Because each batch of electronic components is different, the appearance or color of the product may be different from the picture)Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.