*2.0 Channel stereo speaker

*Speaker output power: 3W+3W 

*Aluminum Alloy Sound-box match with keyboard,

*Stylish volume infinity control knob   

*Built-in microphone, compatible with MSN, Skype, Yahoo Message

*Switch-button alternates speaker and headphone as personal favor;

*Five water-diversion tunnels, spilled-resistant design,

*13 hot keys for access internet and multimedia function.

* Multi-languages support;

*Life Cycle: 20,000,000 strokes

* CE, FCC & RoHS compliant

*Size: 440*200*51.5mm,   

*Weight(net): 1.36Kgs

Without speaker for optional...