HT 21 2.1 CHANNEL (540W)
HT 21 2.1 CHANNEL (540W) 160+160+220W
Product Specification:
- HEATSIN: ATTACHED
- FAN: ATTACHED
- WATTAGE: 540W
- Components: SMD & SMT
- VOLTAGE INPUT: 12-24V DC
- BRAND: UNIVERSAL
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Product Description:
The ZK-HT21 is a high-power, 2.1-channel Class-D audio amplifier board. Featuring the TDA7498E chip, it delivers up to 160W × 2 for left/right channels and 220W for the subwoofer. It supports Bluetooth 5.0, AUX, and USB inputs, making it ideal for DIY home theater and desktop speakers.Here are the key specifications and details for the ZK-HT21 amplifier:Chipset: Dual Class-D TDA7498E ICsTotal Power Output: 540W (160W + 160W + 220W)Audio Inputs: Bluetooth 5.0, 3.5mm AUX, USBVoltage Range: DC 15V - 36V (supports 12V, but maximum power requires higher voltage)Speaker Compatibility: 30 - 200W, 4 - 8 Ω impedanceProtections: Anti-reverse, under-voltage (<9V), overheating, overcurrent, and short circuit