Stylish in design, easy to use and with no installation requirements, the new BlueAnt Supertooth Light offers the latest in sun-visor mounted handsfree speakerphone technology. The BlueAnt Supertooth Light delivers all the latest technology employing the brand new Clear Voice Capture (CVC) Digital Signal Processor (DSP) from Cambridge Silicon Radio (CSR) to help achieve its outstanding audio qualities. The BlueAnt Supertooth Light uses real-time audio to process any echo or background noise resulting in the improvement of the sound quality of the user's voice regardless of whether the car is stationery or traveling at high speed. It also adjusts sound levels to compensate for loud engine noise or external noise created when the windows are wound down. Easily mounted on the car's sun-visor, the BlueAnt Supertooth Light can be paired with up to five devices, supports voice dial activation, redial and call reject and also has a retractable sliding microphone. Sliding microphone shaft retracts when not in use Supports voice dial activation, redial & call reject Supports multi-pairing to 5 devices. Rechargeable lithium-ion battery - Up to 15 hours talk-time or 800 hours (33 days) standby.