The RFXF0014 from MiniRF is a Balun with Frequency 5 to 100 MHz, Amplitude Balance ± 0.2 to 0.5 dB, Phase Balance 1 to 3 Degree, Insertion Loss 0.5 dB, Power 2 W. Tags: Surface Mount, Unbalanced to Balanced. More details for RFXF0014 can be seen below.