Tengchang Digital Music CD MP3 Changer Player for Honda Goldwing GL1800 2001-2011 FITMENT: HONDA Goldwing GL1800 2001-2011 Replacing the Honda CD changer, at a fraction of the cost.;CD sound quality,no FM noise Control the music file from radio buttons, Track+/-/Disk/+/-/Rpt/Radom control are available Last position memory function , Support up to 8G SD card or USB flash Dual AUX port design makes Auxiliary input and Mic-phone jack work separately Note:This MP3 is not suitable for the motorcycle itself with navigation