The TC1-1TG2+ from Mini Circuits is a Balun with Frequency 0.4 to 500 MHz, Amplitude Balance ± 0.02 to 1.26 dB, Phase Balance 0.01 to 7.50 Degree, Insertion Loss 0.32 to 1.84 dB, Current 30 mA. Tags: Surface Mount, Unbalanced to Balanced. More details for TC1-1TG2+ can be seen below.