Valley View, Ohio-based Electro-Magwave introduced the EM-M11002 low-profile broadband roof-mounted antenna. The omni-directional antenna operates in the 746 to 960 MHz frequency band and offers a 2.0 dBi of gain. The company also unveiled its EM-M11003 roof-mounted antenna that offers 3 dB of gain and operates in the 764 to 869 MHz frequency band.