The NCS1-292+ from Mini Circuits is a Balun with Frequency 1.65 to 2.85 GHz, Amplitude Balance ± 0.37 to 0.88 dB, Phase Balance 0.06 to 5.55 Degree, Insertion Loss 0.49 dB, Power 3 W. Tags: Ceramic, Unbalanced to Balanced. More details for NCS1-292+ can be seen below.