Intelligent RFID keyboard work with wireless gsm home alarm securitty system

Parameter:

1.    Current: standby<20MA, Transfer signals<30MA

2.    Signal transferring parameters:

Chip: EV1527; Frenquency:433Mhz; Vibration resistance: 330K

3.    Battery lifetime: More than 30 days, 1.5V AAA *5PCS (One-time battery)

4.    Transfer Signals Distance: Outdoors>100m, Indoors<50m

General introduction for how it works:

    This product normally installs near door if work together with our alarm host, you can armdisarm

alarm host by this keypad (through user’s code), and this keypad would show alarm host’s real

armdisarm status; If you armdisarm alarm host by remote controller or by alarm host’s keypad,

after that, the alarm host will send a wireless signal to this keypad to show its (alarm host) real

status. If alarm host sound alarming, this keypad’s inside buzzer will also sound alarming for 1

minute (inside buzzer), then back to standby status (you can also press ESC to stop LED keypad’s

alarming sound during that 1 minute)