Compact entry-level small business phone system Easy to use, reliable and feature-richEasy to use. Powerful in ProductionBuilt for Small BusinessYeastar S20 is a stand-alone PBX system with unrivalled range of features for business with less than 20 users. It s built to be simple to use and powerful in production.Connect, communicate and collaborate the way you likeWith S20 to work with Yeastar Linkus UC softphone and Linkus Cloud Service, experience the ultimate convenience of doing business anywhere, on any device.ConnectEliminate complexity and connect on any device anywhere with Linkus UC Softphone.CommunicateVoice, conferencing, messaging. Get all advanced features for smarter conversations.CollaborateCorporate Directory. Presence. File Sharing. It s about the team-up.CRM IntegrationSalesforce CRM, Microsoft Dynamics 365,Outlook Contacts, Google Contacts Flexible Modular DesignFree Telephony Interfaces CombinationWith Yeastar S-Series, all the telephony interfaces are modular and customizable, S20 support 2 onboard module slots to custom FXS, FXO, ISDN BRI, GSM/3G/4G.Powerful Remote ManagementBenefit from a highly secure platform to monitor and manage your PBX system(s) remotely and centrally. Whether you are a phone system end user or a IT reseller, Yeastar Remote Management tool is here to free you from technical headaches and reduce IT & maintenance costs.Complete Built-in FeaturesFrom basic call routing, IVR to advanced call conferencing and recording, Yeastar S-Series VoIP PBX provides you with all-inclusive features without extra licensing fees.Extra Capacity with App CenterIndependent from the main framework of the system, App Center allows you to add and manage Apps independently for extra functionality like hotel app, billing, call center integration, etc.
Design | |
Product colour: | Black |
Mounting type: | Desktop/Wall mounting |
LED indicators: | ![]() |
Features | |
Voice codecs: | G.711, G.722, G.726, G.729A |
Short Message Service (SMS): | ![]() |
Protocols | |
VoIP protocols: | SIP (RFC3261), IAX2 |
Supported protocols: | UDP, TCP, TLS, SRTP |
Network | |
Ethernet LAN data rates: | 10,100 Mbit/s |
Networking standards: | IEEE 802.3, IEEE 802.3u |
Dynamic DNS (DDNS): | ![]() |
Security | |
Firewall security: | ![]() |
VLAN support: | ![]() |
Blacklist: | ![]() |
Network address translation (NAT): | ![]() |
Ports & interfaces | |
Ethernet LAN (RJ-45) ports: | 2 |
Management features | |
Quality of Service (QoS) support: | ![]() |
Call Detail Record (CDR): | ![]() |
Power | |
Power consumption (typical): | 1.8 W |
Weight & dimensions | |
Width: | 160 mm |
Depth: | 160 mm |
Height: | 30 mm |
Weight: | 300 g |
Packaging content | |
Manual: | ![]() |
Quick start guide: | ![]() |
Quick installation guide: | ![]() |
Operational conditions | |
Operating temperature (T-T): | 0 - 40 °C |
Storage temperature (T-T): | -20 - 65 °C |
Operating relative humidity (H-H): | 10 - 90% |
Logistics data | |
Harmonized System (HS) code: | 85176990 |