Doorbell Function Support 433MHz Wireless Detector Smart Life APP. It has multiple working modes. WIFI standard: IEEE 802.11 b/g/n 2.4G. Alarm current: ≤200mA. Wireless frequency: 433.92MAz. It has multiple music to switch between.
SYNLETT Caregiver Pager 2 Wireless Call Buttons for Elderly Monitoring SOS Alert System Portable Alarm for Nurse Call Seniors Patients Emergency Home
LIOTOIN Wireless Caregiver Pager Elderly Alarm Call Button Personal Alarms Call Bell For Elderly Patient Nurse Panic Alarm Button elderly alert system(3 Waterproof Transmitter 2 UK Plugin Receiver)
Wireless Caregiver Pager with 2 Call Buttons - 500ft Alert System for Seniors
Caregiver Pager/SOS Panic Call Button/Elderly Alarm Call Bell/Home Alarm System for Elderly Patient Nurse1 UK Plug-in Receiver + 1 Waterproof Transmitter
Caregiver Pager/Sos Panic Call Button/Elderly Alarm Call Bell/Home Alarm System
