Siae is an Italian manufacturer of telecoms equipment with a long heritage. The company is primarily known for microwave radio expertise although it also has an optical division under the banner of SM Optics.

The company’s main focus however is point to point microwave which is used extensively for backhauling in the mobile network in 2G, 3G and 4G use cases. The company has products in all bands from 4-80GHz, including unlicensed and E-Band.