The ADT1.5-122+ from Mini Circuits is a Balun with Frequency 20 MHz to 1.2 GHz, Amplitude Balance ± 0.01 to 0.95 dB, Phase Balance 0.03 to 5.58 Degree, Insertion Loss 1.11 to 1.95 dB, Current 30 mA. Tags: Surface Mount, Balanced to Balanced. More details for ADT1.5-122+ can be seen below.