Just clip the VisorBlade to your sun visor in your car with the aid of the magnetic clip and you instantly have an in-car Bluetooth handsfree solution that keeps you legal and safe. 15 hours talk time Up to 800 hours standby time 1.5 hours charging time Simple & easy to use Wireless solution - designed to be totally portable Attaches discreetly to sun visor Microphone positioned close to mouth for clear conversation Digital signal processor for built-in noise cancelling technology/echo suppression Adjustable volume control One touch pairing. Box also includes car charger and Universal Car Holder