危险环境防爆模拟电话机- JWBT810型号:JWBT810防护等级:IP66材质:铝合金颜色:黄色(定制)尺寸:343 × 294 × 206通讯方式:模拟标准模拟电话,电话线供电。还提供SIP/VoIP, GSM/3G版本2。铝合金压铸外壳,机械强度高,抗冲击能力强。3.重型听筒与助听器兼容,降噪麦克风。4.锌合金键盘和磁簧钩式开关。5.耐候性防护为IP66-IP67。6.Temperature range from -40 degree to +70 degree. 7.Powder coated in UV stabilized polyester finish. 8.Wall mounted, Simple installation. 9.Multiple housings and colors. 10.Self-made telephone spare part available. 11. CE, FCC, RoHS, ISO9001 compliant.