Full 1 year warranty and support directly through Nooelec!. Though compatible with most SDRs, we recommend using the module in conjunction with NESDR SMArTee (available on , product ID B079C4S2BT). SAWbird+ 2m can be powered in 3 ways: via bias tee (with a current capability of 200mA or higher), through the on-board microUSB connector, or through the on-board female header. The module uses 2 ultra-low-noise LNAs and a custom high-performance SAW filter centered at the frequency of 145MHz (142-148MHz). SAWbird+ 2m is a self-contained LNA module designed for 2-meter ham band applications.