Yeastar TA400 FXS VoIP Gateway

Key Features:

• 4 × RJ11 FXS Ports for connecting analog phones or fax machines to VoIP environments.

• SIP & IAX2 Protocols — Full compliance with SIP (RFC3261) and IAX2 for flexible integration with PBX or trunking systems.

• Reliable Fax Support: T.38 and fax pass‑through for dependable fax transmission over IP.

• Advanced Voice Codecs: Supports G.711, G.722, G.723, G.726, G.729A, GSM, and ADPCM for high‑quality voice.

• Echo Cancellation: ITU‑T G.168 line echo cancellation with multiple delay settings for clear calls.

• Web‑Based Management: Intuitive GUI for configuration, monitoring, and administration.

• QoS & Network Features: DiffServ, ToS, VLAN tagging to prioritize voice traffic.

• Security & Connectivity: Supports UDP/TCP/TLS/SRTP transport, VLAN, firewall and NAT traversal for secure deployment.

• Compact, Quiet Design: Fanless and small form factor suitable for desktop or wall mounting.

Hardware & Technical Specs:

• Ports & Interfaces:
  • 4 × RJ11 FXS analog ports
  • 1 × 10/100Base‑T Ethernet LAN port

• Protocols: SIP (RFC3261), IAX2

• Transport: UDP, TCP, TLS, SRTP

• Voice & Fax:
  • Voice Codecs: G.711 (alaw/ulaw), G.722, G.723, G.726, G.729A, GSM, ADPCM
  • Fax: T.38 & pass‑through
  • Echo Cancellation: ITU‑T G.168 LEC

• DTMF: RFC2833, SIP INFO, In‑band

• Network & QoS: DHCP, DDNS, VLAN, DiffServ, ToS

• Security: Firewall, NAT traversal, VLAN tagging

• Management: Web GUI with logs, backup/restore, firmware upgrade

• Physical:
  • Dimensions: ~200 × 137 × 25 mm
  • Power: DC 12V, 1 A
  • Mounting: Desktop or wall mountable

• Environmental: Operating 0 °C to 40 °C, Storage –20 °C to 65 °C, Humidity 10–90 %