1.Emergency Calls - Dial the middle key when in emergency case,the utility would connect 4 guardians' numbers respectively and repeartedly,if it fails,send a message for help. 2.Security Firewall - Non-good friend's messages and phone calls would be rejected,which avoids bad information influence. 3.Ultra-low Radiation - Advanced ultra-low-radiation design,causing no harm to kids! 4.Intelligent Positioning - By collecting data,parents can use their mobile phone at any time to locate their kids' position. 5.Telephone Controlled - Limit children's phone call time to prevent children from taking too long which would result in huge phone bill. 6.Remote Monitoring - When the children meet a case of emergency,the guardians' cell phone can hear the distant surrounding voice clearly. &nbs |