The 0896BL14B050 from Johanson Technology is a Balun with Frequency 851 to 941 MHz, Amplitude Balance 0.7 dB, Phase Balance 10 Degree, Insertion Loss 1.5 dB, Power 3 W. Tags: Ceramic, Surface Mount, Unbalanced to Balanced. More details for 0896BL14B050 can be seen below.