Tri-X wireless technology Full touch key design w/ LED backlight
Hikvision AX Pro Wireless Keypad Wireless 433MHz 2-way communication, AES-128 encryption, Range: 900m (open area); Support frequency hopping Full touch key design w/ LED backlight; Stay/away arming, disarming, alarm clearing by areas, One-Push fire alarm, panic alarm & medical alarm. Silent/Audible alarm select-able. etc, Output control Configurable through APP, Multiple Enrolling Methods; 4xAA batteries, Battery Life: more than 2 years