Specification :

Consumer electrinics
Usb mini speaker with led lighter
Mp3 speaker
Sksp023
Novel speaker with lcd screen dislpay song name and lyrice
Support SD/ TF/ MMC card and Usb drives
Read mp3/ wma formatmusic from memory card and Usbdrives
Support Fmraido , Automatic search / manual operation serach fm station, record fm radio
Support line in/ out function, can play musci from computer , mobilephone, mp3 player ect media player
inside removable alithium battery
Support Alarm, clock , calander dispaly time, date , week
Support card reader function , custom musci asquarter-bell Acessories: 1pcsUsb charge cable, 1pcsbox, 1pcsuser' manual , 1pcs3.5 Standard stereo audio cable
Specification
Output( RMS) : 3.0W x 2
Speaker: 4© 3W
Input Sensitivity: : AUX 600mV / FM 500mV / SD USB 450mV
Separation: e80dB
Distortion: 1%  3.7V/ 1K/ 1W)
Machine S/ N: e80dB
Charging power supply: DC 5V
Operating Voltage: DC 3.7V
Battery capacity: 400mA