Portable Top Loading CD CD-R CD-RW Compatible, LCD CD Track Display Programmable Memory Repeat Once or Repeat All, Rewind or Forward control for CD Portability: Gummy Boombox is powered either by AC (120V/60Hz) or If you like to take your music to go, simply by using Type-C(UM-2) batteries x 6(Not Included). Enjoy the music anyw and anytime. If powered by batteries(DC): Please replace new batteries when CD playback function stop as it required more power. Please remove all batteries if powered by AC power cord.