iMicro KB-IMK920 USB Multimedia Keyboard (Black) Multi-Media Keyboard For all Windows98/ 2000/ ME/ XP/vista/win 7 Port: USB Cable: 1.8M Hot Key: 9 "www" - the default Home page "E-mail" - activate the E-mail system "Stop" - stop playing the media "Previous" - set media back by one track "Next" - to beginning of the next track "Mute" - mute sound. Press it again to resume sound