Features: Support quad-band GSM micro SIM card: GSM 850/900/1800/1900 BT Version: Bluetooth V3.0 Last for 2 hours call duration Five types of ringtones for selection BT Music is available Interconvertible BT mode and SIM card mode Send and receive messages alarm reminder Local contacts & Synchronous phonebook from smart phones communication distance: 10m Specifications: Detail CPU: MTK6260D Memory: Memory: 32M Storage: 32M Display: Screen Size: 0.66 inch Resolution: 64×48 OLED Power Source: Battery: Capacity: 200mAh Battery Type: Rechargeable Polymer Battery Recharge Type: USB Cable Charger Type: 110V-220V Input,5V,DC 0.35A Output Connection Frequency range: 2G: GSM 850/900/1800/1900 Bluetooth: Bluetooth 3.0 I/O SIM card: Micro SIM Mic & speaker: Inside USB: Micro USB Function Language: English,Arabic, Spanish