Dell BH200 Bluetooth 2.0 EDR Stereo Headset - Manual (Page 80)

80
Appendix
Specifications
Compatibility Bluetooth Ver. 1.1, 1.2 or 2.0
devices
Maximum distance 30 Feet (10 meters)
Weight of headset Approximately 70 grams
Typical standby time Over 150 hours
Typical talk time Up to 12 hours
Typical audio streaming time Up to 10 hours
Typical re-charge time 3 hours
Battery type Lithium Polymer 500 mAh
rechargeable