For sale is ONE (1) used input board for Trinix router. This is the same as the TRX-HI-33200 input card. Handles HD-SDI and SD-SDI. Excellent condition. If you need a backplane - we may have some left but generally they are not included as this is a replacement board.. We have a few units for sale (1 per listing price). This is one of them. All others are in same condition.