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The DBDU-04G2-2G3B from Dbwave Technologies is a RF Duplexer with Frequency 439.5 MHz to 2.21 GHz, Band 1 439.5 to 459.5 MHz, Band 2 2.19 to 2.21 GHz, Insertion Loss 0.5 dB, Isolation 60 dB. More details for DBDU-04G2-2G3B can be seen below.
782/751 MHz Ceramic Duplexer
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