XH-M510 TDA7498 audio Digital Amplifier Board DC 14-34V Dual Channel Stereo AmplifierFeature:Output power: 100W + 100W (VCC = 32V, RL = 4 ohm, THD = 10%)Wide (14-30V) single power supplyHigh efficiency (85%)Quad gain selectable (21.6dB, 27.6dB, 31.1dB, 33.1dB)Using differential input to reduce common-mode noise significantlyWith turn-off mode and silent modeWith intelligent protectionWith overheating protectionSpecification:Product name: Audio amplifier boardProduct model: XH-M510Input voltage: DC15-32VOutput power: 100W * 2Output impedance: 4-8ohmLine type: Class DChip selection: TDA7498Harmonic distortion: Po = 1W / 0.05%Frequency response range: 18-100KHzSwitching frequency: 360KHzSignal to noise ratio: 100dbSize: 96 * 64 * 25mmPackage includes:1pcs Digital Amplifier Board