Sharper Image Steering Wheel Bluetooth Speakerphone offers hands-free calling, allowing you to make and receive calls safely while driving. Answer, end, or reject calls, redial the last number, and even voice dial (if supported by your phone) using the multi-function button. Enjoy clear conversations with built-in noise and echo suppression technology. Pair it with your Bluetooth-enabled cell phone and download your phone's address book for caller ID display on the speakerphone's LCD screen.