This portable, patent-pending media player and digital jukebox allows you to load up to 48 hours of music or audio from CD, computer, smartphone, laptop, tablet, or flash driveA "or record your own! Playback is as easy as touching a button. You can customize artwork for the 24 programmable buttons, too, using the quick, easy, and free iPhone app. Designed to withstand the rigors of daily use, this unique listening center comes with 4 GB of memory, a back-loading CD player, karaoke function with handheld microphone, built-in side speakers, digital display, a button lock switch, and translucent button covers. Use the AC/DC adapter or six C batteries (not included).