1 2km handsfree wireless intercom

{"cid":"91183860","title":"Weatherproof Handsfree Wireless Door Intercom GSM \/ 3G With LED Indicator","imgUrl":"https:\/\/img.chinax.com\/nimg\/ec\/8b\/a0d03f147701158bde96657534ab-200x200-1.jpg","attrs":{"Price":"Reconsideration","Brand Name":"J&R","Model Number":"JR305-SC","Minimum Order Quantity":"1 set","Delivery Time":"2-5 working days","Certification":"CE, FCC, RoHS, ISO9001","Place of Origin":"Shenzhen, China","Payment Terms":"L\/C, T\/T","Supply Ability":"3000 sets per month","Packaging Details":"pearl cotton, carton","Material":"Stainless steel & Cols rolled steel","Customized":"Support","Warranty":"2 Years","Weather protection":"IP65","Handsfree":"Yes","Unit size":"210*140*50 (mm)","Weight":"2 KG","Version":"SIP, available in Analog, GSM\/3G"}}

{"cid":"91221805","title":"100MHz-6GHz Multi Function Portable Drone Detector with Passive Detection FPV Detected and Wireless Networking Intercom for Critical Infrastructure Security","imgUrl":"https:\/\/img.chinax.com\/nimg\/b4\/e2\/f14b7e65b57df65797183d059b43-200x200-1.jpg","attrs":{"Brand Name":"Ladasky","Model Number":"LDSKL02","Minimum Order Quantity":"1","Delivery Time":"5-8day","Detection frequency band":"Detection frequency band","Screen size":"6 Inch","Positioning range":"1~2km (urban environment) 2~ 3km (open area environment)","Weight":"650g","Time of endurance":"3~ 4h","Place of Origin":"Shenzhen","Detect the quantity":"\u226510 sorties (simultaneously)","Detection radius":"1.5~2km (urban environment) 2~3km (open area environment)","Supply Ability":"5000pcs\/month","Response time":"3~ 5s","Battery capacity":"8000mAh","Host size":"L*W*H\uff1a\uff08185mm*80mm*33mm\uff09\u00b15 mm","Payment Terms":"L\/C,D\/A,T\/T,D\/P,Western Union"}}