Unlocked - Please note this phone will not work on the Three network as it is not 3G Big Buttons Loud Volume and an SOS button for emergencies Key Features Bluetooth connectivity - Charging dock included Big Keypad for easy dialling, Big Font for easy viewing and Big Volume for easy hearing. Clamshell Flip Design - Avoid accidental pocket dials The TTfone TT750 is unlocked, sim free and will work with all 2G networks including: Vodafone O2 EE Virgin Giff Gaff Tesco ASDA, Asda Mobile, BT Mobile, EE, giffgaff, O2, Plusnet Mobile, Sky Mobile, Tesco Mobile, Virgin Mobile, Vodafone, VOXI – NOTE this phone will not work on 3G only networks like Three, Smarty and ID Mobile