Color Silver Model E29 Material Aluminum alloy + silicone Quantity 1 Piece Shade Of Color Silver Networking GSM Frequency GSM 850/900/1800/1900 MHz Data Transfer GPRS SIM Type Micro SIM SIM Slot 1 Network Standby Single Standby Network Conversation One-Party Conversation Only GPS No Type Brand New Operating System N/A CPU Processor MTK 6260 CPU Core Quantity Single Core Language English French Spanish Portuguese Italian German Vietnamese Russian persian Arabic RAM 64MB Internal Storage 128MB Memory Card Support micro SD up to 8GB Screen Size 1.54 inch Touch Screen Capacitive Screen Screen Resolution 240 x 240 Flash No Battery Capacity 350 mAh Talk Time 4 Hour Standby Time 80 Hour Working Time 80 Hour Bluetooth Version V2.0V2.1V3.0 TV No Radio Tuner Yes Sensor G-sensor I/O Interface Micro USB Wristband Material Silicone Wristband Length 25 cm Packing List 1 x Smart Watch Phone 1 x Battery 1 x USB Cable (80cm) 1 x Earphone (100cm) 1 x Chinese / English User Manual