Jukebox Style Wood Cabinet, LED Moving Light, Remote Control Rechargable Battery. White LED Color changing moving light. Plays MP3 format music from your U disk/SD/MMC cards automatically. Connect 3.5 stereo audio cable to the line in plug so you can play music sources from mobile phone, MP3/MP4, PC, and other audio devices Press the keys on the control panel, you can shift U-disk and SD/MMC card Use the number keys on the remote control, so you can select music you like Rechargeable Nokia style lithium-ion battery for 3-5 hours of continuous play(Battery Can be changed easily) Replaceable Nokia style Lithium-ion battery to guarantee longer use life SPECIFICATIONS: Rated power: RMS 2.5W x 2 (4ΩTHD=10%) Frequency response: 150Hz-18KHz Harmonic distortion: 0.13% 1KHz/4Ω(THD S/N ratio:> 80dB Output: 3.7V300mA-1000mA Li-ion battery (Without built-in battery) Voltage:DC5V/500mA Product size:16.5*8.2*8.5cm Materials: wooden Charge time: 3 to 4 hour