light weight listening through wall system

{"cid":"91149500","title":"Light Weight Listening Through Wall System In Police","imgUrl":"https:\/\/img.chinax.com\/nimg\/cf\/87\/16dc3a1899005f03b5bf89828dee-200x200-1.jpg","attrs":{"Price":"USD per set FOB Shenzhen","Brand Name":"HEWEI","Model Number":"HWCW-IV","Minimum Order Quantity":"1 set","Delivery Time":"12 working days","Certification":"YES","Place of Origin":"China","Payment Terms":"T\/T","Supply Ability":"100 sets per month","Packaging Details":"Carton package, wooden package.","Name":"Listening Through Wall System","Recording memory":"16GB (continuous recording about 1500 hours)","Battery Working Time":"5 hours without recording; 4 hours with recording","Headphone output":"3.5\u201d standard interface","Total Weight":"956g"}}