monoblock 2 channel subwoofer amp

{"cid":"91226543","title":"2 Channel 1300W \u00d7 2 AB Conductive Mode Power Amplifier Subwoofer Amplifier for Professional Speakers","imgUrl":"https:\/\/img.chinax.com\/nimg\/c7\/83\/bf757477354ddc9ad6f490163b6b-200x200-1.jpg","attrs":{"Price":"US $456-538 \/ Piece","Brand Name":"MEKEY","Minimum Order Quantity":"1 Piece","Used For":"Professional","Specification":"490mm\u00d7370mm\u00d788mm","Voltage":"AC 220V","Sensitivity":"0.775V\\ 1.0V \\ 1.44V","8\u03c9 Stereo Output Power":"1300W \u00d7 2","Output Number":"2","Signal-to-Noise Ratio":"\u2265105db","Output Cascade":"Class-2h","Sound Channel":"2CH","Conductive Mode":"AB","Transport Package":"Strong Packing","Element Number":"Monoamplifier","Frequency Response":"20Hz-20kHz: +\/-0.25db","Function":"Post Amplifier, Amplifier Combined, Pre-amplifier","HS Code":"8518400090","Origin":"Guangzhou, China","Tube Type":"Transistor Amplifier","Production Capacity":"2000 Monthly","Model NO.":"MP-3613","Trademark":"MEKEY","Intermodulation Distortion":"<0.05%"}}

{"cid":"91219651","title":"2.1 Channel Subwoofer Amplifier Board with 100W Bass Output and Bluetooth 5.0 TPA3116D2 Audio Stereo Equalizer","imgUrl":"https:\/\/img.chinax.com\/nimg\/c1\/dd\/e94ac30f677dc7cc903ad2c95ab6-200x200-1.jpg","attrs":{"Price":"NA","Brand Name":"creatall","Model Number":"CA-3169B","Minimum Order Quantity":"10pcs","Delivery Time":"5-8 working days","Certification":"CE, ISO9001","Place of Origin":"China","Payment Terms":"T\/T, AliPay, PayPal","Supply Ability":"1000 pcs\/day","Packaging Details":"Carton box","Type":"HIFI Power Subwoofer Amplifier Board","Product size":"100*75*30mm","power input":"DC 12-24V","Bluetooth receiving distance":"> 8 m","Audio input sensitivity":"600-800mV","Frequency response range:":"20Hz-20KHz","left and right channel speakers":"4-8 ohm","subwoofer speaker impedance:":"2-8 ohm"}}