The TC1-1-13M-22+ from Mini Circuits is a Balun with Frequency 47 MHz to 1 GHz, Amplitude Balance ± 0.14 to 0.56 dB, Phase Balance 0.11 to 1.59 Degree, Insertion Loss 0.19 to 0.68 dB, Current 100 mA. Tags: Surface Mount, Balanced to Balanced. More details for TC1-1-13M-22+ can be seen below.