Yeastar S300 VoIP PBX


Yeastar S300 VoIP PBX


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The Yeastar S300 VoIP PBX is designed with the small and medium sized enterprises in mind, supporting up to 500 users and built using the very latest technology.

Yeastar S300 Key Features

  • Users 300 (up to 500)
  • Max Concurrent Calls 60 (up to 120*)
  • Max Analog Ports 24
  • Max BRI Ports 24
  • Max GSM/3G/4G Ports 6
  • Linkus Unified Communications App for Desktop and Mobile
  • Works with SIP/IAX2, PSTN lines, ISDN BRI, E1/T1/PRI, and GSM/3G/4G
  • Built-in call recording capability
  • Control and manage customerpremises PBX easily and quickly with Remote Management
  • Convenient integration with call center, PMS, and CRM

The Yeastar S-Series delivers exceptional cost savings, productivity and efficiency improvements, delivering power, performance, quality and peace of mind. The all new S-Series is engineered for the communications needs of today and tomorrow, and with the Yeastar unique modular design future proofs your investment choice.

Appreciate the Easy-to-use Solution
The S-Series features fast installation with comprehensive auto provisioning, advanced plug and play capability, together with an intuitive Metro UI driven by point-and-click configuration, from any location.

Your Choice of Technologies and Features
With a unique modular design, the S-Series will install into the most demanding of environments. You can also take advantage of advanced enterprise grade features with the fullest and most complete software versions.

Telephone System without Risk
S-Series is built with the future in mind, utilizing the latest technology advances, from Freescale industrial grade Quad Core processors, TI DSP voice processors, and long-life power units and lighting protection.

Play Safe and Expect Reliability
With advanced failover, security, monitoring and reporting capabilities as standard, combined with an internal firewall and with support for TLS and SRTP encryption, there has never been such a robust system.

Yeastar S300 – Technical Specifications


  • Users 300 (up to 500)
  • Max Concurrent Calls 60 (up to 120)
  • Max Analog Ports 24
  • Max BRI Ports 24
  • Max Cellular Ports 6
  • Max E1/T1/J1 Ports 3
  • VoIP Trunks 100
  • Protocol SIP (RFC3261), IAX2
  • Transport Protocol UDP, TCP, TLS, SRTP
  • Codec G711 (alaw/ulaw), G722, G726, G729A, GSM, Speex, ADPCM, iLBC, H263, H263P, H264, MPEG4
  • DTMF In-band, RFC4733, RFC2833, SIP INFO
  • LAN 1 × 10/100/1000 Mbps
  • WAN 1 × 10/100/1000 Mbps
  • IP Services Static IP, DHCP, VPN, Firewall, VLAN, DDNS, PPPoE, QoS, Static NAT, STUN
  • Voicemail 10000 min (expandable)
  • Firewall Yes
  • T.38 Fax Yes
  • App Center Yes
  • External Storage SD Card & 2.5 inch SATA HDD
  • USB 1
  • Power AC 100-240V 50/60HZ 1.8A max
  • Size (L x W x H) (cm) 44 x 25.2 x 4.4
  • Weight 2.6 kg
  • Power Consumption 6.2-59.1 W
  • Environment, Operation Range: 0°C to 40°C, 32°F to 104°F; Storage Range: -20°C to 65°C, -4°F to 149°F; Humidity: 10-90% non-condensing
  • Mounting 1U Rack-mount


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