Operational HP 8761B, Option 001- SPDT RF Magnetic Latching Relay. DC - 18 GHz. 24-30 VDC, with N-Male input and two N-Female outputs. I used it for a short time and then needed additional output ports so it is excess to my need now. $60 shipped in US. 703-791-3302 H, 703-587-4680 C or email.