Native Union Curve Bluetooth iDock Handset w/ Base  MM03I-RED-ST BASE  - Red Soft Touch Featuring Bluetooth V2.1 + EDR multipoint technology allows simultaneous Bluetooth connections to two devices Extended life battery allows 6 hours of talk-time and 120 hours of idle-time MM03 is also fitted with an auto-reconnect function, allowing the handset to automatically reestablish connection when paired devices are detected in range Volume control buttons on the device as well as a noise reduction system to ensure crisp and polished sound. Ability to pair up with Bluetooth wireless computers for VOIP internet calls such as Skype and Google Talk