The ADFEU 1849T from ADMOTECH is a Front End Module with Frequency 1.834 to 1.865 GHz, Tx Frequency 1.834 to 1.865 GHz, Rx Frequency 1.739 to 1.77 GHz, Rx Gain 22 dB, Rx Noise Figure 1.8 dB. Tags: Module with Connectors, Transmit / Receive Module. More details for ADFEU 1849T can be seen below.