ArtfoneModel Name CS181 GSMWireless Carrier All CarriersAndroid 10.0 Operating System2G Cellular Technology32GB Memory Storage CapacityBluetooth Connectivity TechnologyColor BlackScreen Size 1.8 InchGSM Wireless Network TechnologySee MoreAbout This ItemNew Operating System User InterfaceAll-new OS features bigger fonts, clearer menu icons, amazing speakers and high clarity. It is equipped with audio, video, Bluetooth, FM audio, calculator, alarm clock, calendar, can store up to 100 entries in the phonebook, very easy for the elderly, children and the blind. Upgraded lithium batteryThe built-in 800mAh rechargeable battery, talk time 3-4 hours, standby time 190-200 hours. Updated lithium battery has longer life, faster and safer charging.With SOS Emergency Button Artfone can set 5 SOS call numbers. In an emergency situation such as an accident, it is important to be able to react as quickly and easily as possible. With the emergency button, you have a direct line to a previously selected phone number.The voice broadcast function When making a phone call, pressing the appropriate number of buttons, the phone will send a corresponding number of voices, to ensure that the elderly do not press evil, the current voice support language is English, German, Spanish, French and Italian . You can also turn off the voice.2G GSM Quad Band 850/900/1800/1900Compatible with any carrier that accepts a 2G GSM SIM card, for example: T-Mobile, Straight Talk, Simple Mobile etc. This phone is a no-contract button phone, you can choose the carrier package that suits you. This phone supports all European 2g networks and is suitable for making phone calls and sending text messages, but does not support internet access.