80db car reverse backup radar system

{"cid":"91211155","title":"Parking Wireless Car Reverse Backup Radar System 70 To 80dB Alarm Volume","imgUrl":"https:\/\/img.ismap.com\/nimg\/c5\/a4\/6a35053a39dc650f74c6643a2ca7-200x200-1.jpg","attrs":{"Price":"Negotiation","Brand Name":"KINGCROWN","Model Number":"BG-S4S-YYYY","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"}}

{"cid":"91212431","title":"58kHZ Truck Parking Sensors IP40 Car Reverse Backup Radar System With Power-Line Technology","imgUrl":"https:\/\/img.ismap.com\/nimg\/ff\/1e\/7f4f0ec876028283a88e66cbd073-200x200-1.jpg","attrs":{"Price":"19-199 USD\/PCS","Brand Name":"Linsheng Auto II MaxM","Model Number":"LS-PE8-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","Item No.":"LS-PE8-wl","Operating Temperature Range":"-20\u00b0C~+80\u00b0C","Working voltage":"10.5--32VDC","Warranty":"3 Years","Frequency":"58kHZ","Test Distance":"2.5-0.2m","Waterproof":"IP40","Customization":"Available | Customized Request"}}

{"cid":"91148892","title":"12V-24V Vehicles Reverse Backup Radar System with LED Display Front\/Rear Parking Sensors","imgUrl":"https:\/\/img.ismap.com\/nimg\/b5\/5f\/4054c83c4cd28bde117f7fa26d37-200x200-1.jpg","attrs":{"Price":"USD20-USD40","Brand Name":"Vanwin Tracking","Model Number":"VW1015-4AHD-BSD","Minimum Order Quantity":"1PC","Delivery Time":"3-15days upon payment","Certification":"CE ROHS","Place of Origin":"China","Payment Terms":"T\/T, Western Union,paypal","Supply Ability":"1000PCS\/month","Packaging Details":"Neutral package, carton box","Type":"Parking Sensor, Parking Sensor System, Reverse Camera, Monitor, Reversing radar, Backup camera","Application":"Parking Reverse Camera Monitor Radar Sensor system for truck, bus","TV System":"PAL NTSC Optional for for truck Parking sensor","Sensor":"4 Sensors for for truck Parking sensor","Power Supply":"12V-24V","Function":"Parking Assist","Color":"Black","Waterproof":"IP67","Detection Distance":"0-2.5 m","Display Type":"LED"}}