Bluetooth Audio Receiver combo 2:1 50W+50W:100W Subwoofer Digital Power Amplifier 12V-24V TPA3116D2 XH-M139 + 5V Multicolor

The amplifier board adopts two imported TPA3116D2 digital amplifier chip as the core,one piece as left and right channel power amplifiXH-M139 Amplifier + 5V Bluetooth Audio Receiver Combo

• 2.1-channel audio amplifier board
• Main Chip: TPA31116D2*2
• Supply Voltage: DC 12-24V
• Output Power: 50W*2+100W Subwoofer *1
• Output Impedance:4~8Ω
• Frequency Range: 14~100Khz
• SNR:100db
• Number of Channels:3(Left Channel,Right Channel,Subwoodfer)
• Switching Frequency: 1.2MHz
• Size: L*W*H/10*9*2.5cmer,other piece as pre-bridge driver with NE5532 subwoofer,with a small,high efficiency,high power characteristics.