Small Lightweight Quadband GPS Tracker with SOS calling: 1.High quality 2.low price 3.1year warranty 4. ... Description:Product Details Specifications:Main Function: GPS Trackers with SOS Calling Feature GSM: Quadband 850MHz, 900MHz, 1800MHz, 1900MHz GPS Sensitivity: 159dB ... and long lasting rechargeable li-ion battery Track by SMS/Calling - Gets the Current latitude, longitude, speed, and time of the ...