MP3 mini speaker

New design portable speaker with our patent
Rectrable resonance cavity, more easy to be portabel when cavity draw back, much better sound when stretch
Can read CF card directly
FM Stereo Radio

Can link to iPod, iPhone iPad, MP3, MP4, Notebook, CD, DVD, Mobile phone, 
Built-in Li-battery
AC adapter (Option)
USB cable
3.5mm Audio cable

Instruction manual
Technical information:  
Output: RMS: 2*3W
Impedance: 8 ohms
Speaker unit: 40MM x 2
Power supply: DC9V X 1A 

Unit Size: 116mm X 62mm X 39mm when draw back, 116mm X 62mm X 80mm when stretch out
Color:silver ,black,pink,blue,green