YJCO TPA3255 4-Channel Class D HiFi Digital Power Amplifier Board Balanced Input 315W×4 High Power Audio Amp Module

Package:amp board*1Instructions:TPA3255 4-Channel Class D Digital Amplifier Board.Equipped with 2pcs of Original TPA3255 Chips.Features 4pcs of 470µF/50V Main Filter Electrolytic Capacitors for Stable, Continuous Power Output.Specificatons:Model: TPA3255 4-Channel Digital Amplifier BoardOperation Class: Class DQuiescent Current: 150mAEfficiency: > 90%Output Power: - 315W/4Ω @ 10% THD ×4- 185W/8Ω @ 10% THD ×4- 260W/4Ω @ 1% THD ×4- 150W/8Ω @ 1% THD ×4Frequency Response: 20Hz - 20kHzDynamic Range: > 100dBSignal-to-Noise Ratio (SNR): > 111dBOperating Voltage: DC 24V - 48V Switching Power Supply (DC Input)(Recommended: DC 36V Switching Power Supply. If using DC 48V, the heatsink temperature will rise significantly, requiring additional fan cooling.)Dimensions: 108 × 94 × 35 mm