The TMO-14-1+ from Mini Circuits is a Balun with Frequency 0.2 to 150 MHz, Insertion Loss 0.58 to 3.60 dB, Current 30 mA, Power 0.25 W, Return Loss 1.73 to 16.70 dB. Tags: Plug In, Unbalanced to Unbalanced. More details for TMO-14-1+ can be seen below.