Logitech 967300 Cordless MX Duo Keyboard & Mouse ( PC / Mac ) USB and PS/2 interface Windows and Macintosh compatible Batteries included Package Includes - Logitech Cordless Elite Keyboard, Logitech Cordless MX700 Optical Mouse, Receiver / Charging Base, AC Power Supply, USB to PS/2 Adapter, 2 AA NiMH Rechargeable Batteries, 2 AA Alkaline Batteries, software and drivers on CD, Quick Start Guide 5 year limited hardware warranty