15w 2 subwoofer power amplifier board module

{"cid":"91219651","title":"TDA2030 Subwoofer Power Amplifier Board Module 2.1CH 15W*2 30W Stereo Audio Amplifier","imgUrl":"https:\/\/img.chinax.com\/nimg\/cb\/53\/83a0d9d1f0d360ee9e6b22504dfa-200x200-1.jpg","attrs":{"Price":"$4.50\/pieces 100-999 pieces","Brand Name":"CreatAll","Model Number":"CA-2030A","Minimum Order Quantity":"100 pieces","Application":"Tda2030 Subwoofer Power Amplifier Board","Type":"Tda2030 Subwoofer Power Amplifier Board, Audio Amplifiers","Package \/ Case":"standard","Current - Supply":"standard","Series":"Tda2030 Subwoofer Power Amplifier Board","Description":"Tda2030 Subwoofer Power Amplifier Board","Place of Origin":"Guangdong, China","Manufacturer":"creatall"}}

{"cid":"91222503","title":"Class D Subwoofer Amplifier Board with 4 Ohm Output Impedance 30-200 Hz Frequency Response and Toroidal Power Supply","imgUrl":"https:\/\/img.chinax.com\/nimg\/97\/01\/aea23e7c84d91c4551f6d4717c57-200x200-1.jpg","attrs":{"Price":"$129.50-138.50","Minimum Order Quantity":"300","Place of Origin":"Guangdong, China","Output Power":"1000W RMS 4ohm","Max Power":"2000W","Output Impedance":"4 ohm","SNR":">90dB","Volume Range":"-60~10 dB","Frequency Response":"20-200 Hz","THD":"< 0.05% (@ 1kHz)","Output Noise":"< 1mv","Input Sensitivity":"580 mv","Efficiency":"> 85%","Working Voltage":"AC 110-240V\/selectable","Input Methods":"2 XLR-1\/4\" combo, 2 RCA","Panel Material":"Aluminum or iron","Protection":"Anti-clipping circuitry","Class Type":"Class D"}}