The T16-1-KK81+ from Mini Circuits is a Balun with Frequency 0.3 to 120 MHz, Insertion Loss 0.78 to 2.48 dB, Current 30 mA, Power 0.25 W, Return Loss 1.24 to 16.98 dB. Tags: Surface Mount, Balanced to Balanced. More details for T16-1-KK81+ can be seen below.