ITEM NAME:TPA3116D2 Dual Channel Stereo Digital Audio Power Amplifier Board XH-M543 H4G8 Description: Onboard front-facing IC to improve the input sensitivity, high-definition sound quality. Name: TPA3116D2 Digital Amplifier Board Model: XH-M543 Chip type: TPA3116D2 Working voltage: DC12-26V Output power: 120*2W MAX DC12V, 2*50W DC24V, 2*120W Signal to noise ratio: 100db Channel: Dual channel stereo Size; 92*68*16mm Package Included: 1PC*DC 12V 24V 120W*2 TPA3116 Dual Channel digital Power audio amplifier board.Chip type: TPA3116D2. 1PC DC 12V 24V 120W 2 TPA3116 Dual Channel digital Power audio amplifier board. Channel: Dual channel stereo. Onboard front-facing IC to improve the input sensitivity, high-definition sound quality.