The T4-1-KK81+ from Mini Circuits is a Balun with Frequency 0.2 to 350 MHz, Insertion Loss 0.59 to 2.06 dB, Current 30 mA, Power 0.25 W, Return Loss 3.31 to 17.34 dB. Tags: Surface Mount, Unbalanced to Balanced. More details for T4-1-KK81+ can be seen below.
