Kid's phone GSM 900/1800MHz One key calling Intelligent emergency call Limit telephone conversation Location track (6 locations) LBS (location based service) Sound monitor Guard against function Attending class is forbidden Calling cost is under control Message under control Games under control Low radiation Controlled by two guardians Accessories included: 1pc each of user guide, warranty card, lithium battery, charger, screw driver, some screws and plastic stopples Available colors: blue + white, pink + white, green + white, green + black, pink + black Certificate available: CE and RoHS Testing pass: Atmospheric temperature electrical properties testing Basic environmental testing Low and high temperature loading testing Temperature impacting testing ESD testing