ITEM NAME:TPA3116D2 100W Mono Channel Power Audio Digital Amplifier Board Module 100db Description: - High-definition sound quality. - TPA3116D2 Digital Amplifier Board - Chip Type: TPA3116D2 - Supply voltage: DC 12-26v - Output Power: 100W - SNR: 100db - Channels: Mono - Size: Approx. 79x 54x 16mm/ 3.11x 2.13x 0.63inch Package Included: 1 Piece digital Power audio amplifier Note: Note: recommend to use 2-6 ohm speaker at 100 watt. The color may have different as the difference display, pls understand. Please allow 1-3mm error due to hand test..TPA3116D2 Digital Amplifier Board. - Chip Type: TPA3116D2. - SNR: 100db. - Output Power: 100W. 1 Piece digital Power audio amplifier. - Channels: Mono. - High-definition sound quality. The color may have different as the difference display, pls understand.