Color Champagne Gold RAM 1GB Internal Storage 4GB Brand OthersBLUBOO Model X4 Quantity 1 Set Material Plastic Shade Of Color White Networking WCDMAGSMLTE Frequency 2G: GSM 850/900/1800/1900 MHz; 3G: WCDMA 850/2100 MHz; 4G: FDD-LTE 1800/2600 MHz Data Transfer GPRSHSDPAEDGE SIM Type Micro SIM SIM Slot 1 Network Standby Single Standby Network Conversation One-Party Conversation Only GPS Yes Wi-Fi IEEE 802.11 n/b/g Type Brand New Operating System OthersAndroid 4.4 CPU Processor MTK6582M1.3GHz CPU Core Quantity Quad-Core Language Simplified Chinese Traditional Chinese Indonesian Malay English Spanish French Portuguese Vietnamese Russian Arabic Thai Graphics Processor Mali-400 Released Time 2014-8 Available Memory 2.68GB Memory Card TF / Micro SD card up to 32GB (not included) Screen Size 4.5 inch Size Range 4.5-4.9 Inches Touch Screen Capacitive Screen Screen Resolution 854 x 480 Main Camera Lens Features N/A Secondary Camera Lens 2.0MP Video Recording Resolution 240dpi Flash Yes Auto Focus Yes Touch Focus Yes Battery Capacity 2100 mAh Battery Type Li-ion battery Talk Time 145 minutes Standby Time 140~160 Hour Bluetooth Version V4.0 TV No Radio Tuner Yes Waterproof Level OthersN/A Sensor proximitycompassOthersLight sensor accelerometer orientation sensor I/O Interface Micro USB3.5mmSIM SlotOthersTF slot Format Supported AVI / MP4 / 3GP / MOV / MKV / FLV / FLAC / APE / MP3 / OGG / AMR / AAC / JPG / PNG / BMP / GIF Software Game store TorchClock calendar camera database calculator sound recorder file manager E-mail browser music downloads FM radio video player etc. Brand OthersBLUBOO Cellular WCDMAGSMFDD-LTE Band Details 2G: GSM 850/900/1800/1900 MHz; 3G: WCDMA 850/2100 MHz; 4G: FDD-LTE 1800/2600 MHz WLAN Wi-Fi 802.11 bgn SIM Card Type Standard SIM Card Quantity 1 OS Android Camera Pixel 5.0 MP Front Camera Pixels 2.0 MP WLAN Features Wi-Fi Direct Packing List 1 x Cellphone 1 x Battery (2100mAh) 1 x US plug 100~240V power adapter 1 x Data cable (100cm) 1 x Earphones (90cm) 1 x Screen protector 1 x English user manual