HENGSHENG USB to PS2 Adapter, USB to PS 2 Keyboard and Mouse Converter Adapter Connect a PS/2 keyboard and mouse to a USB port on your computer Plug-and-Play compatible,No driver or software required,No external power source required Molded Pvc Boot With Strain Relief Helps Maintain Reliable Connections Plug-and-Play compatible,No driver or software required,No external power source required,Compatible with Windows98/ME/2000/XP/vista/Win7/Mac Os V8.6 and more. If you are not satisfied with this product, we are willing to pay a full refund and please contact us at once. Connect up to two PS/2 devices to a USB port. No need for an extra PS/2 port because both PS/2 mouse and PS/2 keyboard will work together under one adapter. Compatible with PC or MAC with USB connection.<br> <span class="a-text-bold">Operating System:</span><br> <br> -Windows 98SE / Me / 2000 / XP,<br> <br> -Netware 4.11 / 5.0, HP Unix, Linux,<br> <br> -Apple computer MAC OS 8.6 or higher 1.PS/2 connector: keyboard use (purple), with the mouse (green) * 1;<br> 2.Y-cable length: USB side: 115mm, PS / 2 end 115mm;<br> 3.Through the two-port USB converter PS/2 interface;<br> 4.Keyboard / Mouse / Scanner, can use immediately convert to USB;<br> 5.It may be peripheral PS/2 devices into USB connectors use;<br> 6.Data transfer up to 1.5MB / sec;<br> 7.Power Type: Bus Power (Via the USB Cable);<br> 8.Without additional power supply is to use; 1.Can be used with the KVM;<br> 2. Support USB 1.0 or 1.1 in general means;<br> 3.Support PS/2 keyboard and PS / 2 mouse;<br> 4.Support Windows 98 / SE / ME / 2000 / XP;<br> 5.Support UHCI and OHCI USB interface, Mac OS9.0 / OSX / Linux;<br> 6.Support USB 1.0 / 1.1 or USB 2.0;