1.speaker usb optical mouse 2.usb mouse and speaker 3.3.5mm jack ... 5.800-2000DPI 1.Computer optical mouse , usb mouse , wired mouse , blue light mouse , usb optical mouse , funny computer mouse2. ... Linux*No additional software needed.*mouse,3D optical mouse ,USB mouse*Incorporates latest optical technology*Symmetrical design, suitable for left & ... 6.1KGS*G.W.:9.1KGSPicture: Speaker usb optical mouse