ZK-APTX1 2.1 Channel Bluetooth Amplifier Board 100Wx2+200W Subwoofer Theater HiFi Stereo Equalizer Power Amplifier Board

Description 1 Adopting high power digital power amplifier dedicated inductors high current low magnetic loss low heat generation and using oxygen free copper wires to improve sound quality The magnetic shielding mechanism is resistant to electromagnetic interference 2 QCC3034 module supporting transmission encoding SBC AAC APTXAPTX LLAPTX HD 3 QCC3034 PCM5102A lossless transmission lossless decoding no loss perfectly displaying the dynamics and details of sound without burrs at high frequencies rounded at mid tones powerful at low frequencies and good elasticity 4 Extremely high parameter performance dynamic 112dB signal to noise ratio 112dB distortion level 93dB 5 Equipped with protection mechanism input undervoltage input anti reverse connection overheating overcurrent and short circuit protection Parameter Product name 2 1 channel BT amplifier board 100W 100W 200WProduct model ZK APTX1Adapted power supply The working voltage range is 12 30VDC and it is recommended to use a DC power supply with a voltage of 24V 28V and a current of 10A or above Maximum power left or right channel 105W 30V 4 Ω 55W 30V 8 Ω Subwoofer 208W 30V 2 Ω 105W 30V 4 Ω In short the higher the voltage the smaller the resistance and the greater the output power Adapted speakers left and right channels supporting speakers up to 3 8 ohms and 100W The subwoofer supports 2 8 ohms and speakers up to 200W BT chip QCC3034 transmission distance of 15 meters