Crystal Video Technology SDI Cable (31.5") Tweet Description The 31.5" Crystal Video Technology SDI Cable is an RoHS compliant RG59/U BNC to BNC cable with an impedance of 75 Ohms. Details Additional Category Tags: Video Cables, BNC to BNC Cables Category: Professional Video Manufacturer Catalog Number: PROSDI80 Model: Crystal Video Technology PROSDI Product Manufacturer: Crystal Video Technology Subcategory: Cables