build in amplifier explosion proof telephone

{"cid":"91210763","title":"30W Built In Power Amplifier Explosion Proof Telephone Wall Mounted Type For Security","imgUrl":"https:\/\/img.ismap.com\/nimg\/a7\/88\/a7007f049c1e16176d60d3250c37-200x200-1.jpg","attrs":{"Price":"Negotiate","Brand Name":"Anti-Explosion Telephone","Model Number":"YT-IPSGEX10","Minimum Order Quantity":"10","Place of Origin":"Shenzhen Guandong China","Certification":"CE FCC ROHS ISO9001:2015","Packaging Details":"Carton Box Packaging","Supply Ability":"1000 Sets Per Month","Power Supply Mode":"DC12V Adapter External","Product Medol":"YT-IPSG\/EX10","Working Temperature":"-30\u2103~+70\u2103","Way to install ":"Wall Mounting Type","Running Indicator Light":"None","Dial Mode":"Full Keyboard Dialing \/ Pick Up The Phone And Dial Automatically","Connection Protocol":"Suport SIP","Built-in Power Amplifier For Broadcast":"30W Optional"}}

{"cid":"91221733","title":"Intelligent Fire Safety Alarm System Addressable Manual Call Point For Explosion-Proof Environments","imgUrl":"https:\/\/img.ismap.com\/nimg\/10\/d6\/f9fd72f937fe26791de1b589aa3b-200x200-1.jpg","attrs":{"Price":"negotiable","Brand Name":"XHA","Model Number":"CA9006","Minimum Order Quantity":"1PCS","Delivery Time":"3 Working days","Certification":"CE","Place of Origin":"China","Payment Terms":"T\/T, Western Union","Supply Ability":"100000PCS\/Month","Packaging Details":"100pcs\/carton","Working Voltage":"DC17V-DC33V","Wire Type":"Non-Polarity 2-Wired","Alarm Currrent":"\u22642mA","Types of Smoke Detectors":"Addressable Manual Call Point Button","Installation":"Wall Mounted","Customized":"Acceptable","Connected":"loop bus"}}