Short product description:
Yeastar S300 VoIP gateway and controller designed for professional business communication systems. This 1U rack-mountable device supports up to 500 users, featuring Gigabit Ethernet data rates and robust VoIP protocols including SIP and IAX2. It ensures high-quality audio with voice codecs such as G.711, G.722, G.726, and G.729A, alongside secure communications via TLS and SRTP. Ideal for scalable telephony networks, enterprise office environments, and seamless network integration.