Samsung Portable Bluetooth Handsfree Car Kit and Speakerphone gives you back your freedom, making multi-tasking so much easier by freeing up your hands. The portable device streams music from your stereo Bluetooth-enabled handset in speakerphone mode so you can enjoy rich audio through the high-fidelity speaker. Whether at home, in the office, or on the road, operation of the HKT450 is simple – and completely wire-free. Switch from hands-free operation to patent-pending privacy mode with the touch of a button, to convert the HKT450 into a handset. It even includes a convenient easy-detach visor clip to make in-car use a snap. Talk/Play Time: Up to 8 hours. Standby Time: Up to 325 hours.