The Nokia HS-47 is a wired headset that can be connected to a Nokia mobile phone for listening to music and taking hands-free calls. The headset features a basic black and grey design and differs with the HS-40 since it has stereo earbuds while the HS-40 is monoaural. It has an in-line button for answering and ending calls and an automatic mute function that mutes the music playback when a call is received. The HS-47 is compatible with any Nokia phone that has a 2.5 mm headset connector. The headset includes a shirt clip for keeping it in place and comes with a 1 year limited warranty.