Upgrade design high power TDA7498 digital audio amplifier; power supply: DC 14-32V; output power: 100W+100W 85% high efficiency; please note that the differential inputs can minimize common-mode noise Output impedance 4-8 ohm; Four fixed gain settings available: 21.6 dB, 27.6 dB, 31.1 dB and 33.1 dB With free welding power input connector; Output power: 100W+100W (Vcc = 32 V, RL = 4Ω, THD: 10%) With short-circuit protection, over temperature protection; also with standby & mute features on this amp board
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