jWIN JX-CD290A Portable Rechargeable Programmable CD Player w/ X-BBS Extra Base Boost System & Head Phones Up to 24 Tracks Programmable Memory: # Repeat (single/all), Intro play, Random play 1 Bit DAC (Digital to Analog Converter) Low Battery Indicator, Automatic Power Off, Hold Switch 3.5mm Head Phone, Line Out Jacks Uses 4.5v DC UL Approved Adapter (included) or 2 AA Batteries (not included)