The BlueAnt Supertooth 3 is a Bluetooth speakerphone designed for hands free mobile communications on the road. Voice prompts announce the name or ID of the caller when the phone rings - just say 'OK' to accept the call. The voice prompts also help you to connect with your phone and upload your address book . Advanced Digital Signal Processing software eliminates noise and echo, and also adjusts sound levels to compensate for loud background noises. Choose from 6 languages(English, Spanish, French, Italian, German and British English) and pair up to 8 devices with the Supertooth 3.