optional amplifier explosion proof voip telephone

{"cid":"91183860","title":"Industrial Explosion Proof VoIP Telephone with LCD display For Oil - Gas Station","imgUrl":"https:\/\/img.chinax.com\/nimg\/88\/a5\/3e15016f8806293214b704956536-200x200-1.jpg","attrs":{"Price":"Reconsideration","Brand Name":"J&R","Model Number":"JREX101-LCD","Minimum Order Quantity":"1 set","Delivery Time":"5-8 working days","Certification":"ATEX, CE, FCC, RoHS, IP67, ISO9001","Place of Origin":"Shenzhen, China","Payment Terms":"L\/C, T\/T","Supply Ability":"1000 sets per month","Packaging Details":"pearl cotton, carton","Material":"Aluminium Alloy","Color":"Orange, others optional","Warranty":"2 Years","Power supply":"PoE (Power over Ethernet)","Weather Resistant":"IP67","Weight":"8 KG","Installation":"Wall mounting","Unit size":"246*339*126 (mm)","Vandal resistant":"Yes"}}

{"cid":"91210763","title":"IP65 Explosion Proof VOIP Telephone Aluminum Alloy 30W Built in Optional Amplifier","imgUrl":"https:\/\/img.chinax.com\/nimg\/02\/3b\/2cd606cce76e4b842a71fca2793e-200x200-1.jpg","attrs":{"Price":"Negotiate","Brand Name":"Yuantong","Model Number":"YT-IPSGEX10","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","Built-in Power Amplifier For Broadcast":"30W Optional","Dial Mode":"Full Keyboard Dialing \/ Pick Up The Phone And Dial Automatically","Material":"Aluminum Alloy","Turn on time ":"Less Than 3s","Call way":"Full Duplex Talk On The Handset","The Product Name":"Explosion-proof VOIP Network Telephone","Running Indicator Light":"None","Protection Grade":"IP65","Payment Terms":"T\/T"}}