BACK ORDERED UNTIL 9-11-08 An enhanced version of our popular B150 Wireless headset for Bluetooth enabled cellular phones and computers now with increased talk time: 10+ hours! Professional grade wireless Bluetooth headset for cellular phones and computers. Simply pair the headset to your Bluetooth enabled cellular phone or computer and you'll be handsfree and wirefree! Provides a talk time of up to 10+ hours and a range of well over 66 feet! Features include a noise canceling microphone to block out background noise, professional grade durability and comfort, plus pairing, mute and volume controls. Includes vehicle and AC adapter charging cords. Backed by a one year manufacturer's warranty.