compatible sip protocol industrial weatherproof telephone

{"cid":"91183860","title":"SIP Tunnel Industrial Weatherproof Telephone Wall \/ Pillar Mounted For Roadside","imgUrl":"https:\/\/img.ismap.com\/nimg\/a0\/a6\/9f596f5f2d353bbf1f6d7a14c2f8-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"J&R","Model Number":"JR101-3B","Minimum Order Quantity":"1","Delivery Time":"3-5 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","Color":"Yellow or Customized","Material":"Aluminum alloy","Product Name":"SIP Tunnel Industrial Emergency Weatherproof Resistant Telephone for Roadside","Usage":"Outdoor","Package":"Pearl Cotton, Carton","Modle":"Analog\/ SIP\/ GSM\/ 3G","Mounting":"Wall \/Pillar Mounted","Ingress Protection Rating":"IP66-IP67","Full Keypad":"No","Door Cover":"Yes","Feature":"Speed Dial","Handset":"Yes","Temperature":"-30\u00b0C to +65\u00b0C","OEM":"Yes","Warranty":"2 Years"}}

{"cid":"91210763","title":"Sip Supported Industrial Weatherproof Telephone Outdoor None Explosive Proof Grade","imgUrl":"https:\/\/img.ismap.com\/nimg\/02\/f7\/4c7d5a50e98d5f6f1de03ddae890-200x200-1.jpg","attrs":{"Price":"Negotiate","Brand Name":"Yuantong","Model Number":"YT-IPSG20","Minimum Order Quantity":"1","Delivery Time":"15-25 days","Place of Origin":"China","Certification":"CE FCC ROHS ISO9001:2015","Packaging Details":"Carton","Supply Ability":"1000 pcs per month","Communication Interface":"Rj45 Port","Protection Grade":"Ip66","Built-in Powe Amplifier For Broadcast":"30W Optional","Protective Front Cover":"Have","Way to Install":"Wall Mounting Type","Perimeter Out":"Can Call The Monitoring Center","Turn On Time":"Less Than 3s","Running Indicator Light":"None","Payment Terms":"T\/T"}}

{"cid":"91200288","title":"SIP Intercom System, SIP Paging Intercom Gateway, audio to sip, sip to audio","imgUrl":"https:\/\/img.ismap.com\/nimg\/cb\/bf\/719592b085e016c682efddbfd6fb-200x200-1.jpg","attrs":{"Price":"USD 120-250 per unit","Brand Name":"Biocare or OEM","Model Number":"PA2","Minimum Order Quantity":"10 units","Certification":"CE FCC","Place of Origin":"China","Payment Terms":"T\/T, Western Union, MoneyGram","Supply Ability":"5000 units per month","Packaging Details":"350*200*50MM","CCTV":"Support","Microphone":"Support","Speaker":"Support","Video":"Support","SIP Call":"Support","Doorbell":"Support","Warning system":"Support","SIP Switch":"Support"}}