We're the professional manufacturer of computer accessories such as mouse, keyboard, speakers, webcameras, USB Flash Drive and so on. And we often develop some new models and open the modules by ourselves, so the price and quality are all competitive. Kindly welcome to contact and inquiry me for more information if you're interested in them, thank you! We'll certainly try our best to offer you best price and good quallity, sincerely looking forward to your inquiry and having the opportunity to cooperate with you! General descriptions: 1) 3D optical mouse with special shells 2) PS/2 USB available 3) Special appearance with 800DPI Resolution 4) Zoom in and Zoo out Function 5) Intelligent power saving function 6) With multiple decoding 7) 3-button function 8) Accuracy in moving and comfortable in using 9) All kinds of colors are available 10) Compatible with windows system 11) OEM orders welcome