Drake PD4215 16 Key Control Panel 1RU with mich and PSU
Drake PD4215 16 Key Control Panel 1RU with Microphone and PSU also called clear-com PD4215
The 4000 Series II Control Panels comprise of a range of 1RU and 2RU by 19 inch rack mount units.
Other connection methods are possible using twisted pair cable or a bi-directional digital link using 75ohm coaxial cable. This connects to the PDE4617 and PDE4616 Panel Communications RCUs respectively, located in the Matrix.
There are also Extension Panels that are used to increase the number of buttons per panel or to add level control facilities. These Extension Panels connect to the main Control Panel via screened ribbon cable. A Custom Panel Interface is also available to remotely connect keys and displays from the main Control Panel, so that a custom panel can be made to fit various size and shape constraints.