S-mobile Newest Senior Cell Phone 2.2 Inch LCD Screen Simple and Easy to Use, Support Power Output Function,big Sounds and Great Battery Bluetooth Fm Unlocked GSM S810 (white) support power outputcan charge many phones Talk time 5-8 hours, standby 120-180 hours. No accidental dialing with keypad lock switch Dual SIM cards standby support you can't find anything like this convenient product from other company with a super loud speaker, please be careful