Features: slim compact design. 24 Track programmable memory. 1-Bit d/a converter. Digital lcd display. Skip, search, play/pause, random, repeat (repeat 1, repeat all). Dbbs-dynamic bass boost system. Battery recharge capability with charge on/off switch automatic power off. Dc 4.5V ac/dc adapter jack. Requires 2 x aa batteries (not included). 3.5Mm headphone jack. Blister packaging.