The followings are some of the features on the hardware and software : #Special designed MCU for USB+PS/2 #Meet low-speed (1.5Mbps) USB spec Version 1.1 #Support 1 device address and 3 endpoints #Working with Agilent ADNS-2610, ADNS-2620, ADNS-2051, ADNS-5020 or PixArt PAN101B, PAN3101 optical mouse sensor