... Cell Phone 1.GSM Compatibility:Frequencies 850MHz, 900MHz, 1800MHz, 1900MHz Carbon Slider Dual SIM China Keyboard Cell ... Type: Rechargeable Li-ion (1580 mAh) Menu Icons: Organizer - Notepad, Calculator, Bluetooth, Calendar, To Do List ... End Settings - User Profiles, Dual SIM Settings, Phone Setup, Display Characteristics, Shortcuts, Network Setup, Security ... Slider Dual SIM China Keyboard Cell Phone