Check the listing for details. Pro-Bel 6700 Series 6706, 48 way four level Pushbutton Control panel WT 483226. Condition: Used. Listed at 199.99 USD. Pro-Bel 6700 Series 6706 Router Matrix Control Panel; WT 483226.Company wide policy: All items are subject to 3% restocking fee if buyer returns, changes mind, or purchases item by accident. The 3% restocking fee WILL NOT be assessed if item is defective or not received as described.he 6700 series of 1U control panels are designed to operate with all current Pro-Bel control systems.The basic 6700 hardware platform is used to provide a wide range of panel types including button per crosspoint (BPX) and multi-destination panels (X-Y). The compact design allows for as many as 54 buttons, allowing for example a 48 way, four level control panel or a ‘split’ design with twofour level 16 way sections in one panel.The features provided are:•Support for all current Pro-Bel controllers including System 2, System 3, TM, and Gemini•Full breakaway of audio and video•Selectable tally colour•Adjustable brightness for electro-luminescent back light•Eight joystick overrides•Dual RS485 ports for multi-drop connection•Built in diagnosticsThe button legend strip is easily fitted by sliding a laser printed transparency behind the panel display membrane.The unit is powered from a single 5V power supply housed in a cradle attached at the rear of the panel.The cradle is detachable allowing the PSU to be placed elsewhere if installation space is limited.