The TCN3-11+ from Mini Circuits is a Balun with Frequency 600 MHz to 1.1 GHz, Amplitude Balance ± 0.08 to 1.01 dB, Phase Balance 0.06 to 7.26 Degree, Insertion Loss 0.66 to 1.04 dB, Power 5 W. Tags: Surface Mount, Balanced to Balanced. More details for TCN3-11+ can be seen below.