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Telephone Systems / Yeastar
Yeastar MyPBX U500
The Yeastar MyPBX U500 is a hybrid IP-PBX designed for medium and large enterprises that require high extension capacity, traditional and VoIP trunks, as well as modern features such as call recording, voicemail, video calls, and unified communications. It provides a balanced solution for organizations needing support for up to 500 users and 80 concurrent calls, integrating analog, BRI, and mobile (GSM/UMTS) ports—all in a rack-mountable format.
Main features
- Supports up to 500 internal SIP/IAX users.
- Up to 80 simultaneous calls.
- Supports up to 16 analog ports (FXO/FXS) via expansion modules.
- Up to 8 GSM ports and 8 UMTS ports for mobile integration.
- Up to 8 BRI ports.
- Voicemail included (~3,000 minutes) and call recording.
- Optional storage via 2.5″ SATA HDD for recordings.
- Network interface: Gigabit LAN/WAN ports.
Technical specifications
Maximum Users
500
Maximum Concurrent Calls
80
Analog Ports (FXO/FXS)
Up to 16 with modules
GSM / UMTS Ports
Up to 8 of each type
BRI Ports
Up to 8
Ethernet Interfaces
1 LAN + 1 WAN (10/100/1000 Mbps each)
Recording Support
Optional SATA HDD, external USB; call recording included
Voice / Video Codecs
G.711, G.722, G.726, G.729A; Video: H.261, H.263, H.264, MPEG4
Secure Transport / Protocols
SIP (RFC3261), IAX2; UDP, TCP, TLS, SRTP transport protocols
Dimensions / Mounting
1U rack, approx. 438 × 280 × 44 mm; ~3.4 kg
About the brand
Yeastar is a brand focused on robust IP communication solutions, offering products ranging from PBXs for small businesses to hybrid enterprise systems with unified communications (UC). The U series (including the U500) is part of the MyPBX U5 line, known for its modularity, integration of multiple trunk types (analog, mobile, BRI), and its ability to support high volumes of users and calls. While some models may be nearing the end of their lifecycle or be less recommended for new deployments depending on the market, Yeastar remains recognized for its support, integration flexibility, and built-in functionality without the need for numerous additional licenses.