Large, Separated Keypad: Effortlessly type and navigate with the TTfone TT880's spacious keypad featuring well-separated keys for easy typing. Emergency Assistance Button: Feel secure with the dedicated emergency assistance button/SOS alarm, instantly connecting you with pre-set contacts in case of emergencies. Extra Loud Speaker: Enjoy crystal clear calls and speakerphone functionality with the TT880's extra loud speaker, ensuring clarity even in noisy environments. The TTfone TT880 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, Unlocked, Virgin Mobile, Vodafone, VOXI – NOTE this phone will not work on 3G only networks like Three, Smarty and ID Mobile Long Battery Life: Stay connected for longer periods without frequent charging, thanks to the impressive battery life of the TTfone TT880.