Functions:

Fighter shape mini speaker
Support USB and TF card.
With FM Radio.
With LED display.
Compatible with Mobile,MP3, MP4, Computer/ Notebook and other kinds of  Audio series products,
external Li-on Battery capacity:500mah  (BL-5C).            
Optional Colors: Black/Yellow/White/Red/Blue
 

Technical parameters:

Horn specification: 4 Ω, 3w,

L250 × W170 × H70mm, 

the system frequency response: 150 hz ~ 18 KHZ, 

THD: 1% (1 W 1 KHZ), 

SNR: 75 db, 

power voltage: DC5V 500 ma/USB POWER.