GOgroove AirBand Wireless Bluetooth Headset w/ Mic

Bluetooth version: 2.1
Bluetooth frequency range: 2.4GHz – 2.48GHz
Operating distance: 30 feet
Charging time: 2-3 hours
Audio Playback: 8 hours per charge
Standby time: 150+ hours per charge
Power: USB 5V
Weight: 0.24 pounds (3.8 ounces)
Dimensions: 6.5 × 6.0 × 1.3 inches
Adjustable design with plush padding offers complete comfort while the built-in rechargeable battery allows for up to 8 hours of wireless music on one charge
Equipped with onboard playback controls, integrated microphone, and A2DP Bluetooth 2.0, AirBand supports hands-free calling and lets you control your music and phone calls from up to 30 feet away from your phone!