Amplifier -Digital board Highlights generic brand Digital board Description: Integrated amplifier chip TPA3116. Dual output channel, the maximum output power can reach 2x100W. TPA3116D2 chip compatibility is up to 90%. With 3.5mm audio input jack and 3 pin audio input port. Full protection: short circuit / overheating / overpressure / direct current and low voltage. Specification: Material: PCB Size: Approx. 105x65x23mm / 4.13x2.56x0.91inch Input voltage: DC12-24V Output power: 2x100W Input resistance: 2x51K Frequency: 14-100Kz SNR: 100db Package includes: 1 Piece TPA311D2 Dual Track Digital Audio Amplifier Note: In Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.