Yeastar TB200/400 is a compact and reliable standalone VoIP BRI gateway (BRI-VoIP/VoIP-BRI)
offering 2 or 4 BRI ports for companies using ISDN BRI lines. An easy, cost-effective
and flexible integration into any VoIP system or enabling any
IP PBX to be connected to the public ISDN network. More information: Management features | Web-based management | Yes | Protocols | Supported network protocols | UDP, TCP, TLS, SRTP |  | VoIP protocols | SIP (RFC3261) | Features | Voice codecs | G.711, G.722, G.726, G.729A | Design | LED indicators | Yes | Network | Ethernet LAN data rates | 10,100 Mbit/s | | Networking standards | IEEE 802.3, IEEE 802.3u | | Modulation | DTMF | | Dynamic DNS (DDNS) | Yes | Weight & dimensions | Width | 213 mm | | Depth | 160 mm | | Height | 44 mm | Power | Input voltage | 100 - 240 V | | Output voltage | 12 V | | Output current | 2 A | Security | Firewall security | Yes | Data transmission | Static route | Yes |
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