Re-transmit the signal to the alaram panel,extend the transmitting distance indirectly,enlarge the control distance of alarm system.
Wireless transmission range: 300 meters (in open area).
Built-in high quality voice chip,operation with voice prompt.
Max support 100pcs wireless detectors and 20pcs remote control.
Built-in Ni-Hi rechargeable battery and automatically AC upon power failure.
EEPROM information protection,ensure information security and never lost when power failure.