Blog

Confused about FXO vs. FXS ports in VoIP systems? This guide shares the real differences, use cases, and design considerations when integrating analog lines, gateways, and SIP-based communication systems.

Learn what a public address system is, how modern IP-based PA works, and how ZYCOO delivers scalable PA solutions for transportation, education, healthcare, and secure facilities.

Acoustic principles, zoning logic, and device selection for IP PA systems that maintain speech clarity in noisy industrial environments above 85 dB.