Features: \n\n--NEW UI Operating System the new operating system is using a bigger font, a clearer menu icons, amazingly high volume and clarity loudspeaker. Built-in audio, video, Bluetooth, FM audio, calculator, alarm clock, calendar, can store up to 100 phone book entries, and it's very easy for the elderly, children and visually impaired person to use.\n--Upgraded Super Large Battery 1400mahs batteries provide greater battery capacity than any other products of its kind. Its talk time can last 5-6 hours and standby time of 240-300 hours (10-12 days). With a safe and high quality of electric core of A, it has incredible battery life, faster charging speed and safer charge.\n--More Stable CallThe new C1 utilizes a high-end MTK chip, which not only enhances the network signal of the mobile phone, but also keeps the quality of the mobile phone stable, so that there will be no malfunction in the process of using.\n--Function Of Voice Broadcast When making a call, press the correspondi.