Quantic PMI Model PDC-2200M2300M-30-50W-SFF is a 2.2 to 2.3 GHz directional coupler with a coupling of 30 ± 1 dB Max; directivity of 20 dB Min; an insertion loss of 0.3 dB (excluding coupling loss of 0.01 dB) and a VSWR of 1.20:1. Housing size is 1.693" x 0.669" x 0.493" with SMA (F) connectors.