Description:Material: leatherScreen size: 0.86 inchesBattery capacity: 80 mahApplicable platforms: Android， ios， SymbianAppearance size: 47 * 20 * 11.2 MMWeight: 25 gCharging time: 2 hStraight talk time: 12 hStandby time: 15 daysUltra-low power consumption bluetooth 4.0Product features:1. Support for apple and android APP2. Support sleep， calories， movement range data upload 3. The vibration function， low battery warning4. Volume turn， time synchronization， remind of information5. From algorithm of science and technology and chip bluetooth headset through double MIC balance noise reduction algorithm， effectively reduce wind dryness and environmental background noise.Adopting the CRS high-end bluetooth chip at the same time， provides the high quality sound.Packing: 1 x TalkBand + 1 charger + 1 package