The FT-1.5-232+ from Mini Circuits is a Balun with Frequency 0.5 MHz to 2.35 GHz, Insertion Loss 0.27 to 1.68 dB, Power 1 W, VSWR 50 omhs: 1.03:1 to 1.23:1, 75 ?: 1.06:1 to 1.31:1. Tags: Module with Connectors, Unbalanced to Unbalanced. More details for FT-1.5-232+ can be seen below.