The BD2425P50100AHF from TTM Technologies is a Balun with Frequency 2.4 to 2.5 GHz, Amplitude Balance ±0.9 to 1.5 dB, Phase Balance 6 to 9 Degree, Insertion Loss 0.8 to 0.9 dB, Power 1 W. Tags: Surface Mount, Unbalanced to Balanced. More details for BD2425P50100AHF can be seen below.