Measuring 4.5 x .95 in., SM-1650/1575 Series consists of both Iridium antenna and GPS antenna. Iridium antenna provides 3.5 dBi gain over entire 1,616–1,626.5 MHz range and is fed with RG-58 cable, while GPS antenna provides LNA 26 dB and 5 dBi nominal RHCP at 1,575 MHz and is fed with RG-174 cable. Mounting to surfaces up to 7/32 in. thick, combination antenna is suited for long distance truckers, military vehicles, mining operations, and freight trains.