Yeastar S20 IP PBX

Quick Info:

  • 20 Users
  • 10 Concurrent Calls
  • Up to 4 FXS/FXO/BRI Ports
  • Up to 1 GSM/3G/4G Channel
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Yeastar S20

The feature rich Yeastar MyPBX S20 is a ideal device for every-day use in small office surroundings. With up to 32 users the device is the most affordable hybrid IP PBX allowing you to keep your existing analogue phone lines while moving over to Voice over IP and digital phone lines. If your business is currently using an analogue phone system an you are looking to upgrade to a more advanced solution while keeping your expenses at minimum MyPBX S20 is a good choice. Yeastars S20 includes advanced functionality like a build-in IVR that automatically greets your customers and automatically routes the caller to the right contact person.

Furthermore you customers can leave a voicemail that can be automatically forwarded to your email Inbox. If needed you can even use advanced features like a virtual meeting room or blacklist phone numbers from unwanted callers. In the listing below you can find even more functions.

More key features include:

  • Conference Room: Arrange virtual meetings
  • Call Detail Record shows all incoming, outgoing and missed calls
  • Ring Groups:  Assign different departments (like Sales, Support, Accounting of your company into ring groups
  • Music on hold: When transferring calls of your customer to other extensions or putting them on hold your clients will listen to music
  • HD Telephony lets you make phone calls in crystal clear voice quality
  • Message Waiting Light: A light on the IP Phone indicates left voicemail messages
  • The Busy Lamp field indicates the status of other extension phones in the system ( busy, ringing, available) for the Front desk manager
  • Call pickup:  Take a call for someone else at your extension phone
  • 20 Extensions: S20 SOHO can support up to 20 extension phones
  • Concurrent calls: 15 people can make and receive calls at the same time
  • Blacklist callers: allows you to blacklist phone numbers from unwanted callers
  • Listening in on calls: Normal Spy, Whisper Spy, Barge Spy
  • Skype integration: via Skype SIP connect
  • Intercom: call an extension phone  and the phone will automatically go to speaker phone
  • DND: ( Do not Disturb) Press a key on the phone and is will stop ringing
  • Voicemail: up to 50 hours of messages can be stored on the system
  • Voicemail 2 email: left voicemails will automatically forwarded to your email inbox (analogue lines only)
  • Office hours: The phone system can automatically change to voicemail when office hours are defined
  • Holidays: The phone system can automatically play customized messages on Holidays
  • Music on hold: When customers are put on hold they will listen to music
  • Call Queues: Send incoming calls into a call queue if all lines are engaged
  • Ring Groups: Define ring groups in a company department
  • MS Outlook Integration: make calls directly from MS Outlook via TAPI connector
  • Operator Panel: Designed for Call Operators and Front desk staff allowing to manage calls
  • Phone Provisioning: Automatically provision
  • Voice prompts in English and Thai language
  • VPN  build-in: IP Sec, Open VPN
  • API’s for CRM integration with Salesforce, VTiger, SugarCRM and ZOHO
  • Phone provisioning: Cisco, Fanvil, Grandstream, Polycom, Snom, Yealink


Interfaces & Technical Date:

  • 1x USB port
  • 1x LAN port 10/100 Mbps
  • Up to 4x FXS ports to connect analogue telephones
  • Up to 4x FXO ports to connect analogue (PSTN) telephone lines
  • Supports up to 32 extensions and 15 concurrent calls
  • VoIP codecs: G7.22 (wideband audio or HD)
    G.711 U/A (ISDN quality) G.7.29A/B, G.7.26, G.7.23
  • Video Codecs H.264, H.263, MPEG4 (Video Telephony)
  • Fax codecs: T.38, T.30
  • Power Consumption: 10 watts
  • Interface languages: English / Thai


Onsite / Hosted


Max extensions


Max concurrent calls


Max SIP Trunk registrations

up to 20

FXO ports (PSTN)

up to 4 (via module / not included)

FXS ports (Phones)

up to 4 (via module / not included)

BRI ports (ISDN)

up to 4 (via module / not included)

GSM/3G/4G Gateway

up to 1 (via module / not included)

PRI / E1 port built-in

Not Avaliable

Virtual conference bridges



5000 minutes (expandable)



Smart phone integration


Call Reporting (CDR)


Fax sending / receiving

Supported / Supported



Call Recording

Virtual Assistant (IVR)

Multi-level IVR

Hot Desking

Not Available

Music on Hold


PMS Integation

via char utile h+

Call Center features

Basic features integrated



฿22,950.00 for 2 item(s)

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