The Plantronics M90 Bluetooth headset is packed full of features: it delivers HD audio clarity on your wideband-enabled phone, comes with a 2in-1 cable to charge your phone and headset simultaneously, and speaks three languages. You can also control music tracks and volume without touching your smartphone. During set up, select one of three language options for status alerts on remaining talk time, battery level, and more. With up to 11 hours of talk time and 16 days of standby time you can talk more, charge less. Deep sleep hibernation mode that activates when out of range from your phone, keeping headset charged up for longer. Compatible with Bluetooth. Call answer. Bluetooth version 3. Volume adjust. Includes 2-in-1 charging cable included. Weight 8g. Manufacturers 2 year guarantee.