The NCS2-62+ from Mini Circuits is a Balun with Frequency 390 to 590 MHz, Amplitude Balance ± 0.31 to 0.64 dB, Phase Balance 1.24 to 4.29 Degree, Insertion Loss 0.37 to 0.85 dB, Power 2 W. Tags: Ceramic, Unbalanced to Balanced. More details for NCS2-62+ can be seen below.