Quantic PMI Model LM-20M80M-10-20W is a high power limiter with an input power level of 20 Watts, insertion loss of 1.5 dB Maximum (0.5 dB Typical), VSWR of 1.5:1 Typical and 1 µs recovery time packaged in a small 1.00" x 1.00" x 0.40" housing with SMA (F) connectors.