SuperTooth Light allows you to call safely and legally while driving. It can be moved easily from one vehicle to another, and can be used in the car, office or home. It has a simple and br refined design, with a price that's light on your pocket. br br * Metal mounting clip that can be installed on the drivers’ side sun visor, up or down. Use the clip to attach Supertooth Light with ease br * User friendly br - one button picks up the call br - another button hangs up or rejects the call br * 2 easy access key for volume control br * Strong speaker provides crystal clear communication br * Retractable microphone that uses Digital Signal Processor (DSP) technology which detects voice only, eliminating excess background noise br * DSP filters both mic input and speaker output, giving communication clarity. br * Battery is capable of 15 hours talk time and 800 hours standby time.