The ADTT1.5-1+ from Mini Circuits is a Balun with Frequency 0.25 to 300 MHz, Amplitude Balance ± 0.07 to 1.59 dB, Phase Balance 0.00 to 6.47 dB, Insertion Loss 0.23 to 1.87 dB, Current 30 mA. Tags: Surface Mount, Unbalanced to Balanced. More details for ADTT1.5-1+ can be seen below.