Specifications:

• Battery Type: Non-removable Li-ion Polymer Battery
• Capacity: 2658 mAh, 3.81 V
• Talk Time: Up to 14 hours on 3G
• Standby Time: Up to 10 days (250 hours)
• Internet Use Time: Up to 10 hours on 3G, up to 10 hours on LTE, up to 11 hours on Wi?Fi
• Music Listening Time: Up to 50 hours
• Video Playback Time: Up to 11 hours