4 parking sensors backup radar system

{"cid":"91148892","title":"DC12 Voltage hidden car camera with audio remind, Parking Sensor \/ Reversing Radar","imgUrl":"https:\/\/img.ismap.com\/nimg\/6a\/a7\/1b8ded0b29287ec2d18ad5236e6d-200x200-1.jpg","attrs":{"Price":"negotiated","Brand Name":"Vanwin Tracking","Model Number":"VW-C290P","Minimum Order Quantity":"5pcs","Delivery Time":"1-2 days for samples, 3-10 days for large orders","Certification":"CE\/FCC\/RoHS","Place of Origin":"Shenzhen, China","Payment Terms":"Western Union, T\/T, Paypal","Supply Ability":"5,000pcs per month; DC12 Voltage hidden car camera with audio remind, Parking Sensor \/ Reversing Radar","Packaging Details":"Neutral carton box package by default;","Type":"Car Rear View Backup Camera with Parking Sensor","Resolution":"CMOS 480 TV Lines","TV system":"PAL or NTSC","Voltage":"DC12","Car Make":"Universal, for any car","Detection Range":"0.3m\uff5e2m"}}

{"cid":"91212431","title":"58kHZ Radar Parking Sensors 4m 200mA Wireless Backup Sensors Trucks LED Display","imgUrl":"https:\/\/img.ismap.com\/nimg\/7e\/99\/75b9724ecf2db105fc3e2e85f91e-200x200-1.jpg","attrs":{"Price":"20-199 USD\/PCS","Brand Name":"Linsheng Auto II MaxM","Model Number":"LS-CVPS-wl","Minimum Order Quantity":"negotiable","Delivery Time":"2 Weeks","Certification":"CE, RoHS","Place of Origin":"CHINA","Payment Terms":"L\/C, T\/T, PayPal","Supply Ability":"10000 PCS per month","Packaging Details":"Paper gift box, 20PCS\/Carton","Name":"Wireless Truck Parking Sensor","Working voltage":"10.5--32V DC | Customized Request","Frequency":"58kHZ","Detection range":"0.3--4m","Transimisson way":"Power-line","Warning Type":"LED display","Installation Method":"Open-Hole or Hungup","Customization":"Available"}}

{"cid":"91211155","title":"DC9V Parking Sensor Systems IP67 Vehicle Backup Rear Radar System","imgUrl":"https:\/\/img.ismap.com\/nimg\/a8\/c8\/e4a18bd7690ae1738f67b9337808-200x200-1.jpg","attrs":{"Price":"Negotiation","Brand Name":"KINGCROWN","Model Number":"BG-S6S-YYFM","Minimum Order Quantity":"30pts","Delivery Time":"45 days","Certification":"RoHS","Place of Origin":"China","Payment Terms":"L\/C, T\/T","Supply Ability":"1000sets\/month","Packaging Details":"Export standard package","Product name":"Paking Sensor","Alarm Type":"Bi Bi Buzz","Waterproof":"IP67","Detection distance":"0.3-2M(3M)","Alarm distance":"0.3-1.5M(2M)","tolerance scope":"<1cm","Effective range":"<0.9m","working frequency":"Operating Voltage"}}