EBS Active Track Operation & Maintenance Manual page 10

10 Active Track (beta version)
WATER AND DUST RESISTANCE
The device is dustproof and waterproof according. It is yet recommended
to keep it safe from excessive dust and humidity.
VOICE COMMUNICATION
The device operates within: 900 MHz, 1800 MHz, 850 MHz and 1900 MHz
networks. Availability of those transmission bands depends on GSM
provider network. Incoming voice connection is received automatically with
no need of pick-up and is finished when caller disconnects.
© 2013 EBS