The ADT1.5-1+ from Mini Circuits is a Balun with Frequency 0.5 to 650 MHz, Insertion Loss 0.35 to 1.72 dB, Current 30 mA, Power 1 W, Return Loss 9.09 to 25.10 dB. Tags: Surface Mount, Unbalanced to Balanced. More details for ADT1.5-1+ can be seen below.