... Staff Green Product Guarantee/Warranty International Approvals Dual SIM dual standby watch mobile phone Color: Black, White, Red, Yellow, ... : 450 mAh, 150-180 minutes calling time / 3 days standby timeFrequency: GSM850/GSM900/DCS1800/PCS1900PDA: calendar, To Do List, ... GPRS Digital Watch: support 5 analog clocks and digital clock standby display and 5 alarm clocks, calendarVideo Player: support 3GP, ...