Color White RAM 2GB Internal Storage 16GB Brand Sony Model Xperia Z1 M51w Quantity 1 Piece Material Plastic Shade Of Color White Networking WCDMAGSM Frequency 2G: GSM 850/900/1800/1900MHz; 3G: WCDMA 850/900/1700/1900/2100MHz 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 Android 4.3 CPU Processor Qualcomm Snapdragon 800 (MSM894) 2.2 GHz CPU Core Quantity Quad-Core Language English Chinese Graphics Processor Qualcomm Adreno 330 Memory Card Supports Micro SD Card up to 64GB (not inclded) Screen Size 4.3 inch Size Range 4.0-4.4 Inches Touch Screen Capacitive Screen Screen Resolution 1280 x 720 Camera Features 20.7MP Secondary Camera Lens 0.2MP Video Recording Resolution 1080P (1920 x 1080 30fps) Flash Yes Battery Capacity 2300 mAh Battery Type Li-ion battery Talk Time 10 Hour Standby Time 670 Hour Bluetooth Version V4.0 TV No Radio Tuner Yes dust-proof level IPX5 waterproof level OthersIPX8 Sensor G-sensorproximity I/O Interface Micro USB3.5mmSIM Slot Format Supported 3GPP MP4 AMR MP3 3GPP MP4 ADTS AMR SMF XMF OTA RTTTL RTX iMelody WAV OGG FLAC etc. Software Calculator Ebook FM Clock Calendar Voice Recorder etc. Other Features Supports DLNA MHL NFC Miracast Packing List 1 x Cellphone 1 x Built-in Battery 1 x US USB Power Adapter (100~240V) 1 x USB Cable (90cm) 1 x Chinese User Manual