car blind spot detection system with beep warning

{"cid":"91211155","title":"Radar Blind Spot Detection System for Car with Ultrasonic Parking Radar and Beep Warning","imgUrl":"https:\/\/img.chinax.com\/nimg\/4c\/1a\/e3f6667ea92d784046d51f725bcf-200x200-1.jpg","attrs":{"Price":"Negotiation","Brand Name":"KINGCROWN","Model Number":"BG-B4S-YCYY","Minimum Order Quantity":"30pts","Delivery Time":"45 days","Certification":"RoHS","Place of Origin":"Shenzhen, China","Payment Terms":",L\/C,T\/T","Supply Ability":"1000sets\/month","Packaging Details":"Export standard package","Keywords":"Ultrasonic sensors","Probe size":"22*20mm","Power Supply":"DC12V","Maximum power":"2.5W","Alarm Type":"Bi Bi Buzz","Installation":"Drill Holes"}}

{"cid":"91148892","title":"7 Inch Ai Active Blind Spot Car Detection TFT Car Monitor Camera BSD System For Vehicles","imgUrl":"https:\/\/img.chinax.com\/nimg\/7a\/ac\/661f3aa98ad0982956c8201796ae-200x200-1.jpg","attrs":{"Price":"USD30-USD70","Brand Name":"Vanwin Tracking","Model Number":"VW706AIBSD","Minimum Order Quantity":"1PC","Delivery Time":"3-15days upon payment","Certification":"CE ROHS","Place of Origin":"China","Payment Terms":"L\/C, T\/T, Western Union,paypal","Supply Ability":"1000PCS\/month","Packaging Details":"Neutral package, carton box","Brightness":"LED\uff0c500-650cd\/\u33a1","Video input":"4 channel AHD video input,Full images ,Support AHD720P input","Audio input":"Built-in speaker\uff0c1 way audio input","Video storage":"SD high-speed card for video storage, minimum 16GB, maximum128GB, card speed not less than 10M\/S","Resolution":"1024*R.G.B*600","Screen size":"10.1 inch (5\" 7\" 9\" optional)","Power supply":"Automobile storage battery (12-36V) \uff0c12V output","Color":"Black","Viewing angle":"160\u00b0","Format":"PAL,NTSC","Bracket":"Metal U type bracket, Detachable sunshade","Product name":"7 inch Ai Active Blind Spot Car Detection Truck Dvr Screen Monitor Camera Bsd System For Vehicles"}}