Custom design allows the Cisco EX90 to be installed on Chief's Kontour K2series mounts. Includes optional shelf to hold telephone and touch panel included with the Cisco EX90 monitor system. Uses a VESA 100 x 100mm threaded stud pattern on back to connect to Chief's K2series products Interface bracket that allows the Cisco EX90 monitor system to be installed on a Chief Kontour K2series solution Includes optional shelf to hold telephone and touch panel included with Cisco EX90 Interface bracket that allows the Cisco EX90 monitor system to be installed on a Chief Kontour K2series solution Includes optional shelf to hold telephone and touch panel included with Cisco EX90