433mhz wireless keyboard sms phone 433mhz gsm sound alarm telephone alarm sms alarm local alarm home alarm systems y
Alarm to hostgsm receiving frequency433mhz unobstructed effective range mopen area wireless zones99 wired zones7 lcd displayy sms phone numbers6 alarm to user phone numbers6 sound recordingyes alarmdisalarm typephone sms wireless keyboard local alarm sound scale dbm110 output power supply v12 power supply typebuilt in li battery battery working time hours5 8 operating humidity rh0 95 power supply v12 transmission frequency433mhz installationwall