Ross QMD mainframe 16x output board for 3G /HD
full working order from a 3ME 4U mainframe
Gives 16x outputs for mixer
Switcher was previosuly a HD switcher
Part number 4800ar-066-03b
MArked as 3G/HD/SD on the board, Was only used as SD and HD on the mixer prevously as the switcher had HD license