Wireless for speech recognition! The professional grade BlueParrott B10-GTX works with Bluetooth enabled computers and Bluetooth cell phones. Go handsfree and wirefree! Features a specially designed noise canceling microphone for higher accuracy results with speech recognition. Enjoy a range of approximately 33 feet. Pairing, mute and volume controls. Requires B50 Charging Kit - Sold separately (SKU 201895R). Backed by a two year manufacturer's warranty.