... and personnel management etc. Keywords:Personal GPS Tracker with Tri band for human, animal, Kid/child tracker, Pet tracker, Human ... 1800/1900 Quad band·With GPS & Base Station locating technology·High sensitive GPS chip·High sensitive GPS antenna·Intelligent activation of ... secCold start: <38 sec(open sky)Antenna: Built-in GSM dual band antenna, GPS high gain antenna.Four groups of special numbers: 1#, ...