The 0896BM15A0001 from Johanson Technology is a Balun with Frequency 863 to 928 MHz, Amplitude Balance 1.5 dB, Phase Balance 10 Degree, Insertion Loss 1.5dB, Power 1 W. Tags: Ceramic, Surface Mount, Unbalanced to Balanced. More details for 0896BM15A0001 can be seen below.