A V-Series 1RU 12-key Pushbutton Expansion panel is used to increase the number of Talk/Listen paths for a user. It has 12 talk pushbuttons and 12 listen pushbuttons. Each key has associated up/down audio level control buttons. It connects to the host panel over CAT5 up to 7m (25'). Up to 8 Expansion panels can be connected to the host panel. Expansion panel keys should match the host panel (Pushbutton with Pushbutton)
This product is also available as a 16-key Lever and 12-key Rotary expansion panel options.