DIGI A09-HASM-675 900MHz Dipole Antenna, 2.1dBi The DIGI A09-HASM-675 is a high-performance omnidirectional antenna designed for the 900MHz ISM band with 2.1dBi gain. It is ideally suited for multipoint, Non-Line of Sight (NLOS), and mobile applications where high gain and wide coverage are desired. Typical applications include 900MHz Wireless LAN, SCADA, Wireless Video Links, LPWAN/IoT/M2M, and 900MHz Cellular band applications.