This skip-free MP3 player allows you to safely listen to music while riding your bicycle without the need for headphones. It securely attaches to a standard 1" bike frame tube and plays sound through an integral speaker. The player has 1 GB of flash memory that holds up to 240 songs and a memory card slot that accommodates SD/MMC cards, allowing you to store even more songs for longer rides. An integral USB port allows you to both draw power and load music from your attached PC or Macintosh. The docking station is water-resistant and uses a secure plastic clamp to fasten to a bike frame. Comes with pair of headphones for private listening while riding stationary exercise bikes. The MP3 player may be removed from the docking station at the office for use with headphones or standalone speakers. Requires four AAA batteries. 8" H x 1 1/4" W x 4 1/2" D. (1/2 lbs.)