Output power: left and right channels ≤ 50W. Subwoofer≤100W. 1: AUX+Bluetooth audio input. 1 ZK-TB21 2.1 channel bluetooth 5.0 digital power amplifier module set. 50W 2 @24V,8Ω. Relay Module. 100W 2 @24V,4Ω.
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