mini megaphone speaker for emergency services

{"cid":"91219484","title":"MP3 Car Megaphone Speaker 15W Raded Mini Megaphone Speaker For Emergency Services","imgUrl":"https:\/\/img.ismap.com\/nimg\/5a\/0e\/d04889d3146e927714ecff6a8762-200x200-1.jpg","attrs":{"Brand Name":"OEM","Model Number":"JM-140UCA","Minimum Order Quantity":"100-300 Pieces","Delivery Time":"15-25 days","Certification":"CE","Place of Origin":"China","Payment Terms":"T\/T, Western Union, MoneyGram","Supply Ability":"5,000 Capacity Month","Packaging Details":"Packaging 1 Piece one color box , 30 Pieces per carton","Product Name":"Car megaphone speaker","Construction":"ABS Plastic","Color":"Red , Black, Yellow","Output power":"15W Raded \/ 30W Max","Function":"Talk , Siren\/Whistle , Record , USB\/MP3 , Bluetooth","Favorable Range":"0.45 KM","Dimension":"150 X 180 MM","working Voltage":"Car\/tricycle battery power supply 6-24V","Applications":"Emergency services;Public address ;Advertising ;Traffic control","Feature :":"Excellent design for Mini -dimension lightweight ;Loud and color voice"}}