50w 4 5 full range speaker

{"cid":"91220556","title":"Full-Range Audio Crossover High Power Megaphone for Public Address Safety Alarm 50W","imgUrl":"https:\/\/img.ismap.com\/nimg\/ae\/74\/b4cf7e4f88b15d7771753fe82c7e-200x200-1.jpg","attrs":{"Price":"$14.50\/pieces 100-299 pieces","Brand Name":"UM AUDIO","Model Number":"UM3002R","Minimum Order Quantity":"100 pieces","Power Source":"Battery, DC","Support Apt-x":"NO","Support APP":"NO","Battery":"NO","Number of Loudspeaker Enclosure":"1","Audio Crossover":"Full-Range","Set Type":"Speaker","Feature":"Display Visual Information","Material":"Plastic","Waterproof":"NO","Communication":"AUX, usb, Audio Line","PMPO":"50W","Support Memory Card":"Yes","Speaker Type":"PORTABLE","Output Power":"25W","Remote Control":"NO","Cabinet Material":"Plastic","Frequency Range":"60Hz-23KHz","Display Screen":"NO","Intelligent Personal Assistant":"none","Voice Control":"NO","Built-in Microphone":"Yes","Private Mold":"NO","Type":"Active","Use":"Portable Audio Player, Outdoor","Channels":"1","Special Feature":"Wireless, PORTABLE","Place of Origin":"China","Certification":"ce","Packaging Details":"Gift box and standard export master carton","Port":"Ningbo, Shanghai","Supply Ability":"500 Piece\/Pieces per Day"}}

{"cid":"91222503","title":"4 Channel Bluetooth Amplifier 50W x 4 OEM Audio Power Amp Hi-Fi Home Stereo Speaker Receiver","imgUrl":"https:\/\/img.ismap.com\/nimg\/c6\/9b\/1786f128bbc5b0a51cbabb7d5b23-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"OEM","Model Number":"BTA-450","Minimum Order Quantity":"300 pcs","Delivery Time":"40-50 days","Certification":"CE, Rohs, FCC, ETL, etc","Place of Origin":"China","Payment Terms":"L\/C, T\/T, Western Union,Paypal","Supply Ability":"50000 pcs per month","Packaging Details":"One piece Bluetooth amplifier in giftbox, 4 pcs in a carton.","Item":"Buletooth HiFi amplifier","Channel":"4 Channel audio amplifier","Power":"4 x 50 watts, RMS 4ohm","Frequency":"20-20K Hz","Type":"Class D HiFi power amplifier","Input":"Bluetooth, RCA, Optical, HDMI","OEM":"China OEM amplifier manufacturer"}}