USB RF SPDT Switch, 0.5–40 GHzThe P2T 500M40G USB is a compact USB controlled absorptive SPDT RF switch operating from 0. 5 to 40 GHz. Designed for automated RF, microwave, and mmWave test systems, it provides high isolation, low insertion loss, and simple USB 2. 0 control without requiring an external power supply. Switch Type: SPDT Absorptive Frequency Range: 0. 5 to 40 GHz Isolation: 60 dB Minimum Insertion Loss: 6 dB Maximum Operating Input Power: 20 dBm Input Power: 23 dBm CW