The BD2326L50200AHF from TTM Technologies is a Balun with Frequency 2.3 to 2.6 GHz, Amplitude Balance ±0.4 to 0.8 dB, Phase Balance 3 to 9 Degree, Insertion Loss 0.9 to 1.1 dB, Power 2 W. Tags: Surface Mount, Unbalanced to Balanced. More details for BD2326L50200AHF can be seen below.