433 92mhz restaurant pager system

{"cid":"91219986","title":"White 433.92mhz Restaurant Pager System \/ Restaurant Buzzers ABS","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/be\/06\/4d6f4a1bec419e7f386a980a36fb-200x200-1.jpg","attrs":{"Price":"US$67","Brand Name":"Top Honor","Model Number":"TH-KS30","Minimum Order Quantity":"100pcs","Place of Origin":"Guangdong, China","Certification":"Yes","Number Of Channels":"16","Material":"ABS","Battery Life":"Up To 10 Hours","Display Type":"LCD","Color":"Black","Power Source":"Battery DC12V\/1A","Size":"105*50*12mm","Frequency Range":"400-470MHz"}}

{"cid":"91214964","title":"Best price 433.92MHz wireless pager system slim button and display receiver for restaurant","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/47\/ba\/c5f3f106d230966434f4ce338818-200x200-1.jpg","attrs":{"Price":"$55.00","Brand Name":"Ihomepager","Model Number":"ZJ-39 SYT200","Minimum Order Quantity":"1-49 Sets","Product name":"Wireless calling system","Button size":"60*60*10mm","Working frequency":"433.92MHz","Transmitting distance":"200m (in the opea area)","Button working temperature":"-10\u2103~+50\u2103","Button color":"Red","Receiver size":"410*158*45mm","Prompt mode":"English voice, Dingdong","Encoded mode":"Learning code","Display working voltage":"DC 12V\/2A","Selling Units":"Single item","Single package size ":"42X16X8 cm","Single gross weight":"2.0 kg","Package Type":"Package in carton","Supply Ability":"test"}}