The CER0276B from CTS Electronic Components is a RF Duplexer with Frequency 880 to 960 MHz, Band 1 925 to 960 MHz, Band 2 880 to 915 MHz, Insertion Loss 2.5 dB, Operating temperature -40 to 85 Degree C. Tags: Ceramic, Surface Mount. More details for CER0276B can be seen below.
