The ADT1-1+ from Mini Circuits is a Balun with Frequency 0.15 to 400 MHz, Amplitude Balance ± 4.06 dB, Phase Balance 0 to 24.39 Degree, Insertion Loss 0.30 to 1.82 dB, Current 30 mA. Tags: Surface Mount, Balanced to Balanced. More details for ADT1-1+ can be seen below.