Color Black RAM 1GB ROM 4GB Brand OthersLMI Model M17 Quantity 1 Set Material ABS + PC Shade Of Color Black Networking WCDMAGSM Frequency GSM: 850/GSM900/DCS1800/PCS1900MHz WCDMA: 850MHz / WCDMA 2100MHz Data Transfer GPRSHSPAEDGE SIM Type Ordinary SIM SIM Slot 2 Network Standby Dual Network Standby Network Conversation One-Party Conversation Only GPS No Wi-Fi 802.11 b/g/n Type Brand New Operating System Android 4.2.2 CPU Processor MTK 6572 CPU Type Dual-Core Language Chinese and English Graphics Processor Mali-400 MP Released Time 2014.6.15 Memory Card Support TF card up to 32GB Screen Size 4.5 inch Size Range 4.5-4.9 Inches Touch Screen Capacitive Screen Screen Resolution 960 x 540 Camera 5.0 MP Secondary Camera Lens 2.0 MP Flash Yes Auto Focus Yes Touch Focus Yes Battery Capacity 1580 mAh Battery Type Li-ion battery Talk Time 3 Hour Working Time 24 Hour Standby Time 72 Hour Bluetooth Version V2.0 TV No Radio Tuner No dust-proof level NO shock-proof level NO waterproof level OthersNO Sensor G-sensor I/O Interface Micro USB3.5mm Packing List 1 x Phone 2 x Batteries (1580mAh) 1 x AC power charger adapter (100~240V / US plug) 1 x Data cable (80cm) 1 x Earphones (90cm-cable) 1 x PU leather case