The CER0547A from CTS Electronic Components is a RF Duplexer with Frequency 890 to 995 MHz, Band 1 916 to 969 MHz, Band 2 890 to 995 MHz, Insertion Loss 3 dB, Operating temperature -40 to 85 Degree C. Tags: Ceramic, Surface Mount. More details for CER0547A can be seen below.
