powered subwoofer for home theater system

{"cid":"90110120","title":"subwoofer speaker home theater USB\/SD\/FM remote control function","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/ad\/d6\/8fccd2b329304c8158a1704f8a0a-200x200-1.jpg","attrs":{"Minimum Order Quantity":"100 Pair\/Pairs","Delivery Time":"25 days after receive the deposit","Type":"Active","Use":"Home Theatre, Computer","Channels":"3 (2.1)","Special Feature":"Wireless, Portable, Mini","colour":"black","Packaging Details":"gift box with foam protection 4 sets\/carton","Payment Terms":"L\/C,T\/T,Western Union,cash","Supply Ability":"100000 Pair\/Pairs per Month"}}

{"cid":"91219621","title":"4\u03a9 2.1 Multimedia Speaker With Subwoofer For Home Theater Surround Sound System","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/8d\/bb\/87fe98657ed2e205cb939d35489a-200x200-1.jpg","attrs":{"Price":"Negotiation","Brand Name":"OEM","Model Number":"Y-1104","Minimum Order Quantity":"1000","Delivery Time":"25-30 days after deposit","Place of Origin":"China","Packaging Details":"Gift box","Payment Terms":"T\/T or L\/C at sight","Supply Ability":"10000 pcs per month","Functions":"USB\/ FM\/ AUX\/ BLUETOOTH\/ REMOTE CONTROL","Power":"50W","Product Name":"2.1 Multimedia Speaker","Satellite Size":"3 Inch","Satellite Power":"10W*2","RGB Light":"Yes","Impedance":"4\u03a9","Subwoofer Power":"30W"}}

{"cid":"91222503","title":"12 Inch 10 Inch Subwoofer Home Theater 500 Watts With Brushed Black Vinyl OEM","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/9e\/a2\/102ec86b828cda1257a6bfd12d0d-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"Vistron Audio, support OEM\/ODM","Model Number":"DUS 12","Minimum Order Quantity":"200 pcs","Delivery Time":"40-50 days","Certification":"CE, ROHS, FCC, UL, as your request","Place of Origin":"China","Payment Terms":"T\/T, L\/C, Western Union\uff0cPaypal","Supply Ability":"20000 pcs per month","Packaging Details":"1 piece subwoofer speaker, then packed in a outer carton.","Item":"Active subwoofer speaker","Power rate":"500 watts RMS","Frequency":"30Hz-250Hz","Driver":"Dual drivers subwoofer speaker","Drive active":"12 inch Front-Firing Treated Paper Cone Woofer","Driver passive":"12 Down-Firing Passive Radiator","Cabinet":"Wooden cabinet subwoofer speaker","Amplifier":"Powered subwoofer speaker with class D amplifier","Color":"Black, white, grey","Finish":"Vinyl, also can make painting","Usage":"Home theater subwoofer speaker","OEM":"Yes"}}

{"cid":"91219651","title":"Private Mold NO 2*500W Class D Digital Stereo HiFi Power Amplifier Board 12V 24V 36V 48V for Car Karaoke Home Theater Subwoofer Speaker","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/19\/9c\/a07681363b27bd0e684a610824f1-200x200-1.jpg","attrs":{"Price":"$25.80\/pieces 10-99 pieces","Brand Name":"creatall","Model Number":"CA-3255B","Minimum Order Quantity":"10 pieces","Private Mold":"NO","Type":"Professional Amplifier","Channels":"2 (2.0)","Place of Origin":"Guangdong, China"}}