<b>Specification</b><br> Screen: OLED display<br> Earphone power: 16mw+16mw（32Ω）<br> Working voltage: DC 5V<br> Frequency response: 20-20KHZ<br> Sampling frequency: 44.1KHZ<br> D/A conversion: 16 bit<br> Laser: semiconductor laser, wave length: 780nm<br> Battery: 3.7VLi lon 2000mAh<br> Charging time: > 4 hours<br> Playing time: about 18 hours<br> Working environment: temperature 5-40℃, humidity ＜90%<br> Anti-shock time: CD: 60 seconds MP3: 120 seconds <br> Color box size: 210*170*45 MM<br> Gross weight: 470g<br><br> <b>Package</b><br> 1* Portable CD player<br> 1* USB cable(3.9ft)<br> 1* AUX cable(4.9ft)<br> 1* Headphones(3.9ft)<br> 1* User Manual