The IPP-8048 from Innovative Power Products is a Bi-Directional Coupler that operates from 2.5 to 6 GHz. It provides a coupling factor of 10 dB (0.5 dB coupling deviation) with directivity of 15 dB and has an insertion loss of less than 0.4 dB. The coupler can handle up to 100 W of input power and has a VSWR of 1.35:1. It is available in a surface-mount package that measures 25.41 x 8.89 x 1.935 mm.