SpectrumVoIP | 10,907 followers on LinkedIn. Tech Essentials for the modern business: Surveillance, Internet, Phones, Texting, & Network Security. | Family owned and proudly based in Plano, Texas, SpectrumVoIP has kept businesses talking and thriving since 2007. What began as a local phone company now delivers the full toolkit modern businesses need: cloud hosted VoIP, fast and reliable internet, AI driven surveillance, and managed network security. Our promise is simple: cutting edge tech with down to earth care.