Perfect for use where there is limited space available at the helm making a dock or stereo installation impractical, the MS-CBUSBFM1 features a USB connector with a 1m (3’ 3-3/8”) cable and a rubber seal cap to protect the connector from water and dust when not in use. Perfect for use where there is limited space available at the helm making a dock or stereo installation impractical, the MS-CBUSBFM1 features a USB connector with a 1m (3’ 3-3/8”) cable and a rubber seal cap to protect the connector from water and dust when not in use. Note: Refer to the list of supported devices for the connected stereo before connecting a smartphone or media player.