The ADT3-6T+ from Mini Circuits is a Balun with Frequency 0.06 to 400 MHz, Insertion Loss 0.29 to 1.13 dB, Current 30 mA, Power 0.5 W, Return Loss 12.87 to 33.48 dB. Tags: Surface Mount, Unbalanced to Balanced. More details for ADT3-6T+ can be seen below.