Leeds Earbud Amplifier is used to amplify the sound of an MP3 player with this inexpensive alternative to a docking station. Earbuds plug into the sides of the unit and act as a miniature speaker so everyone around can enjoy the music. No power needed. Large decorating area. Includes instructions and ball keychain. Includes 1-piece gift box. The Leeds 1670-34 Earbud Amplifier is available in white.