The TCM2-33WX+ from Mini Circuits is a Balun with Frequency 10 MHz to 3 GHz, Amplitude Balance ± 0.03 to 0.90 dB, Phase Balance 0.01 to 2.62 Degree, Insertion Loss 0.78 to 2.93 dB, Current 30 mA. Tags: Surface Mount, Unbalanced to Balanced. More details for TCM2-33WX+ can be seen below.