The T1-6T-X65+ from Mini Circuits is a Balun with Frequency 0.015 to 300 MHz, Insertion Loss 0.12 to 1.24 dB, Current 30 mA, Power 0.25 W, Return Loss 11.77 to 37.26 dB. Tags: Plug In, Unbalanced to Balanced. More details for T1-6T-X65+ can be seen below.