Specification: Item Type: TPA3255 Power Amplifier Board_x000D_Material: PCB, Metal_x000D_Chip: TPA3255x2_x000D_Working Mode: D Class_x000D_Static Current: 65mA_x000D_Working Efficiency: 90% of the Rated_x000D_Power: 600W, 600W_x000D_Frequency Response: 20Hz-20KHz _x000D_Operating voltage: DC24V-48V_x000D_Recommended Supply Voltage: DC36V or DC48V 10A or more Features: 1CLASS D: The TPA3255 is a high performance Class D power amplifier that delivers Class D efficiency and high end sound quality. Advanced integrated feedback design and proprietary high speed gate driver error correction. 2AD MODE: Operating in AD mode, the TPA3255 can drive up to two 315W/4R loads and two 150W (unclipped power)/8R loads at 10% THD, and features a 2VRMS analog input to support seamless connectivity with high performance DACs such as TI's PCM5242. 32 TPA3255: Power amplifier board using the TPA3255x2, the main filter electrolytic capacitors using a total capacity of 470UFx8, using PBTL bridge, 4 load can output a maximum power of 600W 600W. 4CLEAR SOUND: The output adopts red and gray rings high current sounds inductor to ensure clear and powerful sound. High accuracy chip resistors to ensure a good signal to noise ratio. 5DOUBLE SIDED BOARD: PCB adopts 1.6mm thick double sided board, copper thickness of 2.0 OZ, full spray tin process, to ensure the size of a good current through the performance. Recommended power supply voltage DC36V or DC48V 10A or more PackageList: 1 x TPA3255 Power Amplifier Board 1 x Connection Cable