Home SOS Emergency Alarm Device, Residential Emergency Call Button, Personal Emergency Response System (PERS), Home Panic Button Device, In-Home Medical Alert System
NB-IoT Alarm for Residential Use China manufacturer. EN 54-3 certified sounder strobe with 120dB siren and high-intensity LED strobe. 4G wireless, IoT smart monitoring, OEM/ODM, wholesale, global shipping to USA. Contact: wanlinfirecontrol@163.com