The ADT8-1T+ from Mini Circuits is a Balun with Frequency 0.1 to 130 MHz, Amplitude Balance ± 0.01 to 0.17 dB, Phase Balance 0.00 to 6.17 Degree, Insertion Loss 0.37 to 1.80 dB, Current 30 mA. Tags: Surface Mount, Unbalanced to Balanced. More details for ADT8-1T+ can be seen below.