Keyword:
3G Elevator Intercom, GSM Elevator Intercom, 4G Elevator Intercom, Elevator SOS Intercom, Elevator Intercom System,3G Gsm Elevator Emergency Intercom

GSM (3G/4G optional) Elevator Intercom K1S is a Brevity,Fashion,Neat design Elevator Emergency call unit, it is special for emergency call out for help or voice communication. It is suitable for different elevators,closed public area emergency call.
Inbuilt microphone and speaker for two way talk.
White List function enable K1S to block unknowing numbers. Simple setting by SMS commands or Smart Phone APP.
Li-ion rechargeable back up battery to ensure K1S works even AC power lost.
For more information please feel free to contact us:
Ali Trade Manager:cn220076270
Skype:gsmhousealarm
QQ: 1270575154
产品名称：GSM 3G/4G Elevator Intercom
产品手机链接：http://m.vooec.com/product_195499445.html
产品网站链接：http://www.vooec.com/cpshow_195499445/