DISCONTINUED With Plantronics M50 you listen to it all songs, calling and more. The Plantronics M50 Bluetooth has ear mobile phones sources sound from your smart phone and makes every contact worry-free with an extended battery power, whispered talk-time signals and disturbance reduction features. You can even monitor battery power automatically on an iPhone so you will always have enough time to discuss. Features Stream music and podcasts Block disturbance and wind from calls Talk for days before re-charging Make your mobile lifestyle easier. Streams songs and sound from your Smartphone IPhone shows ear mobile phones battery power meter so you will always have enough time to talk Power switch allows you extend battery power life Voice signals tell you talk-time, volume, connection and more Multipoint allows you take a contact from one of two combined phones Sets up in minutes with most Bluetooth phones