Rhythm Clocks "Voyager Classic" Magic Motion Clock Nautical style oak finish ship wheel frame surrounds an antique feeling 17th century sailor that sails you through a magical journey Every hour on the hour the map splits in half to reveal four smaller dials with dolphins, music notes and a compass bedazzled in multi-color genuine Swarovski crystals The clock rotates through 30 different melodies including 12 popular melodies, 12 classic melodies, or 6 Christmas songs for you to enjoy Optional volume control, On/Off switch and display button lets you silence your clock on demand, while it still keeps perfect time Clock measures 25 high by 25 wide by 6" deep and operates on two D batteries that are included to help keep the clocks precision Quartz movement