KSh 5,000(KSh 5,800 Incl VAT)
Device Type: Modular IP PBX for Small Businesses & Branch Offices
User Capacity: Up to 20 Users (Extensions)
Concurrent Calls: Up to 10
Telephony Interfaces: Up to 4 Modular Ports (FXS/FXO/BRI) + 1 Cellular Port (GSM/3G/4G)
VoIP Trunks: Up to 20 SIP Trunks
Network Ports: 2 × 10/100 Mbps RJ45 (WAN/LAN, configurable modes)
VoIP Protocols: SIP (RFC3261), IAX2; Transport: UDP, TCP, TLS, SRTP
Voice Codecs: G.711 (a/μ), G.722, G.726, G.729A, GSM, Speex, ADPCM, iLBC
Fax Support: T.30 / T.38, Fax-to-Email
Storage: TF Card Slot (for call recording expansion)
Power & Dimensions: DC 12V/1A, 1.8–10.6W, 160 × 160 × 30 mm, 0.3 kg
Key Specs: Yeastar S20, 20 Users, 10 Concurrent Calls, Modular FXS/FXO/BRI/GSM Design, 20 VoIP Trunks, Built-in Firewall, TLS/SRTP Encryption, Lifetime Free Firmware Upgrades
Usage: Small Business Phone Systems, Branch Office Telephony, Migration from Traditional PBX to VoIP, Multi-Site Interconnection, Hospitality & SOHO Communications
