Twig Protector

Twig Protector is a man-down alarm in the form of a compact GSM device. The device features an automatic alarm via SMS or call to a maximum of 10 pre-programmed telephone numbers. The alarm is activated by a lack of movement or absence of movement through a specific angle (horizontal or vertical). The alarm can also be activated manually via a separate button.

Protocol: twig Manufacturer: Twig Forum discussion
Custom MPTP command
Send custom MPTP command from Central Station to Mobile Telematics Terminal
payload: Payload text
Request last known position. Response will be stored as message
Request position: Attempt to acquire a fresh position fix. Response will be stored as message