Nobsound NS-14G Bluetooth HiFi 2.1 Channel Power Amplifier Subwoofer Stereo Audio Amp

Audio input: Bluetooth/Stereo RCA. Audio output: AUX/Banana speaker jacks. Number of channels: 2.1. Max output power: 50W2(L/R channel 100W(subwoofer). Speaker impedance: 4-8 L/R 2-8 subwoofer). Treble and bass adjustment range: ±6dB. AUX max output level: 1.2V. Bass cutoff frequency: 40-120Hz. Input sensitivity: 0.775V. Frequency response: 20Hz-20KHz(±2dB). THD: 0.07 1kHz). SNR: 92dB. Working voltage: DC 15-24V. Package dimensions(WDH): 13312536mm 5.244.921.42in. Net weight: 580g1.28lb. Package weight: 1.2kg 2.65lb. 2 kinds of audio input: support Bluetooth to achieve stable high-speed transmission, with stereo RCA input, almost compatible with all home audio devices such as phones, tablets, computers, CD players etc. Classic chips and 2.1 channel system: adopts TPA3116 chip, with AUX and speakers output, easy to build multi-channel system and the max output power can reach 50W2(L/R and 100W(subwoofer). Powerful design: besides input selector, also with abundant adjustable kno