[1200mAh Rechargeable Battery]The portable personal CD player comes with a 1200mh lithium battery. Dont need to use AA batteries or always plug the charger into the CD player any more. You can use the included USB cable to charge for it, full charge at about 4 hours. Portable and convenient for you to carry it anywhere you want to enjoying music
[Multifunctional]The CD player has various modern features. DIR: All the files can be played back repeatedly for mp3; 4 Play Modes: Repeat a track, Repeat ALL, DIR, INTRO, SHUF
[More Compatibility]Widely compatible with CD, MP3 CD, CD-R, HDCD formats, AUX connected with all audible devices 3.5mm audio input, like connecting the speaker or headsets or car, this CD player gives you more choices to enjoy your favorite Music. NOTE: Please check whether your disc is rotating or not. If your disc format isnt compatible, it wont work
[Perfect Choice as a Gift]Small and handy music CD player with classic black color, smooth appearance with perfect LCD display. It is the best choice for music enthusiasts, language learners and expectant mothers, and the warmest gift for friends, family and children
Key lock: After playback mode and sound effects have been setup, you can toggle the power switch to the HOLD position in order to prevent the environment, for example naughty children or crowded occasions from affecting the setting of player.

Specification:
Power source: DC 5V/1A, Micro-USB2.0 Standard
Charging voltage: DC 5V/1A
Operating voltage: 3.7V
Power consumption: about 1.5W
Battery: Lithium-ion polymer, 3.7V/1200mAh
D/C conversion: 16Bit
Sampling frequency: 44.1KHZ
Frequency response: 20HZ-10KHZ
Power output of earphone: 16mW+16mW/16-32Ohm
Impedance of earphone: 32Ohm/16mW
Supported disc formats: CD, CDR, HDCD, MP3
Shockproof time: CD 60 sec