ANDROSET Kids GPS Tracker SIM Card Operated Watch for Children-2 Way Talk (BLUE/ORANGE) ANDROSET GPS TRACKER WATCH for KIDS-GPS POSITIONING. -WORKS with T-MOBILE and AT&T GSM Micro SIM CARDS. (This tracker does not work with VERIZON) 2 Way Audio Talking : The parents and the children can talk and listen from eachother/ and One Button SOS Help; Baby locator GEO Fence: When Children leave or enterthe border; parents can check this history movements from the APP ONE Button SOS Help: When children encounter risks, press SOS button for emergncy help. GPS Positioning: Know where the children are at anytime