With the TM-189 you will know where the persons carrying the module are and know their exact actual and historical status. You will be alerted if something strange happens.
The TM-189 offers excellent 5-band 3G/3.75G worldwide coverage.
The TM-189 is equipped with a micro-USB rechargeable integrated battery, full I/O-connectivity and multiple on-board sensors. Supporting vibration sensor and inductive charging. The unit contains multiple internal antennas for GPS, GPRS and RF functionality.