| SIC Codes: | 3663 |
| NAICS Codes: | 334220 |
Companies in this industry manufacture equipment used to operate wireless telecommunications networks. Products include amplifiers, duplexers, repeaters, and switches. Companies that manufacture microwave radios, radio-frequency base stations, RF transmitters, and antennas are also included in this industry. This industry does not include companies that manufacture semiconductors or radio and TV broadcasting equipment.