Lheng Bluetooth Amplifier TPA3116D2 Receiver Review

Dual-channel 120W + 120W digital amplifier board audio stereo receiver module; With patch inductance helps to filter noise, picking the signal, stabilizing current and suppressing interference. XH-M548 amplifier board adopts TPA3116D2 digital ampliy chip which are high efficient, Class-D operation and CSR8635 V4.0 bluetooth; With more than 90% power efficience and low consumption. ONE DC 12-24V 2.1 port for powering the amplifier board, TWO output terminals, THREE keys: "PLAY/STOP", "PRE/VOL-" "NEXT/VOL+"; Bluetooth working indicator and FOUR Φ3.2mm holes at each conner of the board for installation. Adopt advanced Bluetooth connection that you don't have to connect the AUX wire while you are playing your mobile phone. Turn on your bluetooth on your devices, search "BT Speaker" and connect, about 10m control distance. Array shape heatsink chip let the heat dissipate convectly, TPA3116D2 is belong to digital chip which causes lower heat and the black coating around the heatsink can enhance the heat dissipation get to a greater extent.