NoiseHush N650 Bluetooth Windshield Mount Solar-Charged Handsfree Car Kit Answer / End / Reject / Redial Voice dial (with voice enabled phones) Volume control Call transfer between your mobile phone and the car kit Microphone mute LCD showing caller ID Caller ID memory Built-in phone book Charging by solar power Full duplex DSP: echo cancellation and noise reduction Call waiting Talk Time: up to 10 hours Standby Time: up to 160 hours Bluetooth v.2.1, HSP and HFP