· This product works with all Kinesis U.S. models of Contoured™ keyboards built after Sept. 2002 (Essential, Classic, Professional, Advantage, and Advantage Pro). These models have a short, telephone-style cable extending from the back of the keyboard.
· Older Kinesis Contoured keyboards (built before Sept. 2002) will not work with this product. Please purchase (2) single action foot switches (FS005RJ11) and a 2-way splitter (FS011FS2).