The TCN1-152-75+ from Mini Circuits is a Balun with Frequency 950 MHz to 1.45 GHz, Amplitude Balance ± 0.65 to 1.10 dB, Phase Balance 0.24 to 6.63 Degree, Insertion Loss 0.26 dB, Power 3 W. Tags: Ceramic, Unbalanced to Balanced. More details for TCN1-152-75+ can be seen below.