GSM 900/1800/1900MHz .

 Supports 4-frequency GSM 900/1800/1900MHz (850MHz is optional).

High sensitivity, new technology and latest GPS chipset .

Excellent for fixing the position even at a weak signal status.

Work well even in areas with limited sky view like urban canyons.

Compact size and smaller than one name card.

 Easy to hide.

 Very low power consumption.

Fast signal acquisition.

 Supports single location and continuous tracking.

Supports alarm and remote monitor.

Supports quick dialing buttons for 3 preset phone number.

Supports check location by SMS and Internet.

Monitors can track the person without interfering him, real-time tracking.

 Locate the locator holder by the mobile phone via SMS (short messaging system).

 SOS button send out exact location for immediate rescue/action.