The APT-200 keyfob enables remote control of the alarm system or building automation devices. It is designed to work as part of the ABAX 2/ABAX 2-way wireless system. The device is provided with 5 backlit buttons that make it possible to use up to 6 functions. Acknowledgment of the command received by the controller is indicated audibly and visually. The remote control has a piezoelectric transducer for sound signaling and 3 LEDs to which individual functions can be assigned to inform you about the state of the system. The APT-200 firmware can be updated remotely. In the ABAX 2 system, communication is AES encrypted.