Vintage Chyron Duet Video Editing Keyboard Model DUET KYBDF - No Cable - Working

Standard signs of use. May have cosmetic wear and/or scuffs.  See photos for more detail. Includes only what is pictured.  Right bracket key switch or contact is stuck in pressed position. Only outputs the "]" character repeatedly, preventing all other functions. Key is working mechanically, moves up and down. Not noticeable that anything is wrong until the keyboard is connected to a device. No further testing, diagnostics, or repair was attempted. The buyer is responsible to confirm compatibility of this item with their existing system/setup.  Return shipping cost due to incompatibility would be at the expense of the buyer. R2v3 CATEGORY C4/F4 NON-DATA