Bluetooth compliance: V1.1 class 2Bluetooth profiles supported: Headset& handsfreeRadio frequency range:2.4ghz spectrumTalk time:4 hoursStandby time:160 hoursCharging time: Within 3 hoursWeight:22.5 g

Bluetooth Compliance: v1.1 Class 2Bluetooth Profiles Supported: Headset & HandsfreeRadio Frequency Range: 2.4GHz SpectrumTalk Time: 4 hoursStandby Time: 160 hoursCharging Time: Within 3 hoursWeight: 2

Bluetooth Compliance: v1.1 Class 2Bluetooth Profiles Supported: Headset & HandsfreeRadio Frequency Range: 2.4GHz SpectrumTalk Time: 4 hoursStandby Time: 160 hoursCharging Time: Within 3 hoursWeight: 2

Bluetooth Compliance: v1.1 Class 2Bluetooth Profiles Supported: Headset & HandsfreeRadio Frequency Range: 2.4GHz SpectrumTalk Time: 4 hoursStandby Time: 160 hoursCharging Time: Within 3 hoursWeight: 2

Bluetooth Compliance: V1.1 Class 2Bluetooth Profiles Supported: Headset& HandsfreeRadio Frequency Range:2.4GHz SpectrumTalk Time:4 hoursStandby Time:160 hoursCharging Time: Within 3 hoursWeight:22.5 g

- Clips comfortably to your clothes- Call collect function switches automatically from music to phone when you receive a call- 3.5mm audio jack means you can use your own headphones- Adjustable volume

Information- Clips comfortably to your clothes-Call collect function switches automatically from music to phone when you receive a call- 3.5mm audio jack means you can use your own headphones- Adjusta

- Clips comfortably to your clothes- Call collect function switches automatically from music to phone when you receive a call- 3.5mm audio jack means you can use your own headphones- Adjustable volume

Bluetooth Specification: Version 1.2Bluetooth Profiles Supported: Headset, Handsfree and A2DPRange of Frequency:2.4GHz SpectrumBuilt in Battery: Rechargeable Li-Polymer batteryNominal Charging Time: W