... support both GPS/GSM support monitoring Quad band (800/900/1800/1900 /900/1800/1900MHZ)car GPS tracking device TK102Suitable to get ... 60 x 25mm Weight: 100g Network: GSM/GPRS Band: 850, 900, 1,800 and 1,900MHz GSM sensitivity: less than 102dBm ... work with you to slove any problems. Quad band (850/900/1800/1900/900/1800/1900MHZ)car GPS tracking device TK102