CXR/2×1-2S Switch Modules have an A, a B and an Off state. Both relays may be on at once. Two pole modules switch the isolated outer conductor. 50 ohm Bandpass of DC to 300 MHz. Isolation of -50 dB to 80 MHz. Switched Power = 10 Watts BNC 50 or 75 ohm connectors. 100 Million cycle relay life. 1 ms switch times.