1) Material: Pure ABS
2) Rate power: 3W x 2
3) Frequency range: 90Hz~20kHz(Hz);
4) Input voltage: DC5( V );
5) Impedance: 4HM( Ω );
6) Frequency response: 50/60Hz(Hz);
7) Power supply: USB-powered +600MA lithium battery
8) Color: Red/Black/Blue or OEM color.

Accessories: USB cable, audio cable, battery, pouch, Lanyard.

1) Plug in SD card, USB Port, MP3/MP4 or movable hard disk directly.
2) 800MA lithium battery, support Hi-Fi music for3 to 5 hours, suitable for traveling.
3) With3.5MM headphone output interface. Wallson amplifie.
4) FM Radio(B)
5) Stereo audio input, easy connection of digital music players, notebook computers, mobile phones and other audio equipment, extensive audio-visual products.
6) CE, RoHS, FCC certificated