OMP Countryside Sportsman's Battery Case for iPhone 4/4s, Black Provides maximum protection from everyday wear and tear on your phone, while doubling the battery life Case is also coated in a clear TPU that will allow the phone to slide easily in and out of your pocket Provide: 5 Hours of Talk Time, 7 Hours of Video, 28 Hours of Audio Playback, 210 Hours of Standby Time, 4.5 Hours of Internet Use