Employing Accutenna™ technology which provides cross-polarization rejection, Model TW2920 offers simultaneous reception of L-band correction signals and all upper band GNSS signals, including GPS L1, GLONASS G1, Galileo E1, and BeiDou B1. One dB bandwidth covers 1,525–1,559 MHz for L band down-link and 1,559–1,610 MHz for upper band GNSS. TW2920 provides 28 dB LNA gain; version with 35 dB LNA gain is available as TW2940. Unhoused OEM version, TW2926 features 28 dB of gain.