Convenient and cost-saving: We include an unlimited data roaming plan AT&T sim card, 1st 3-month subscription fee ($12x3) is on the house! Unique Functions included: Music Player; HD Video Calls; Animated wallpaper; Full Parental Control peace of mind; Shut down forbidden functions We do better on Must-Haves: Larger SOS and Shutter button; Larger 8G Storage 1G ROM; Real 2M Camera w/o interpolation; Step Tracker Fitness; Wrist Text You can cancel the unlimited data roaming plan from us anytime. There is no phone number; Worldwide carrier is PCCW roaming to AT&T in USA. GPS tracker and virtual fence provides parents with peace of mind through real-time location sharing. The system records your child's travel history at regular intervals.