---
product_id: 271331095
title: "S20 - PBX Business Phone System (Barebones) (No modules)"
brand: "yeastar"
price: "₹ 48659"
currency: INR
in_stock: true
reviews_count: 1
category: "Yeastar"
url: https://www.desertcart.in/products/271331095-s20-pbx-business-phone-system-barebones-no-modules
store_origin: IN
region: India
---

# 10 concurrent calls max Supports FXS, PSTN, ISDN BRI, GSM/CDMA/3G Plug & play barebones simplicity S20 - PBX Business Phone System (Barebones) (No modules)

**Brand:** yeastar
**Price:** ₹ 48659
**Availability:** ✅ In Stock

## Summary

> 📞 Elevate your small business calls—stay connected, stay ahead!

## Quick Answers

- **What is this?** S20 - PBX Business Phone System (Barebones) (No modules) by yeastar
- **How much does it cost?** ₹ 48659 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.in](https://www.desertcart.in/products/271331095-s20-pbx-business-phone-system-barebones-no-modules)

## Best For

- yeastar enthusiasts

## Why This Product

- Trusted yeastar brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Plug & Play Barebones Design:** Minimal setup complexity means you’re up and running faster, no bulky modules required.
- • **Reliable Corded Power Source:** Stable, uninterrupted power ensures your business calls never drop unexpectedly.
- • **Trusted Yeastar Quality & Support:** Backed by Asterisk specialists and official Yeastar distribution for peace of mind.
- • **Seamless Multi-Channel Connectivity:** Integrate PSTN, ISDN BRI, and mobile networks effortlessly for uninterrupted communication.
- • **Effortless Scalability for Small Teams:** Designed for businesses with up to 20 users and 10 simultaneous calls—perfect for growing startups.

## Overview

The Yeastar S20 PBX Business Phone System is a compact, barebones telephony solution tailored for small businesses with fewer than 20 users. Supporting up to 10 concurrent calls and multiple telephony interfaces including FXS, PSTN, ISDN BRI, and GSM/CDMA/3G, it offers flexible connectivity with minimal setup. Its corded electric power source and multi-line operation ensure reliable, professional communication, making it an ideal choice for startups and SOHO environments seeking scalable, hassle-free phone systems.

## Description

S20 is a stand-alone telephone system offering an unrivalled range of features to small business with less than 20 users. It supports 10 concurrent calls and various combinations of telephony ports including FXS, PSTN, ISDN BRI, and GSM/CDMA/3G.

Review: Perfect - Very simple to configure for a soho pbx

## Features

- Call (650) 282-2885 for additional discounts (and) with any Pre-Sales questions!
- We are a Yeastar sub-distributor (approved by Cherry)
- We are Asterisk Specialists and IP PBX Telephone System professionals!

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07S6SCC86 |
| Answering System Type | Digital |
| Best Sellers Rank | #187,533 in Electronics ( See Top 100 in Electronics ) #639 in Analogue & DECT Phones |
| Brand | YEASTAR |
| Color | Black |
| Colour | Black |
| Compatible Devices | PSTN, ISDN BRI, GSM/CDMA/3G networks |
| Conference Call Capability | Basic |
| Customer Reviews | 5.0 out of 5 stars 3 Reviews |
| Dialer Type | Single Keypad |
| Dialler type | Single Keypad |
| Enclosure Material | Plastic |
| Is there Caller ID | No |
| Item Weight | 0.68 Kilograms |
| Manufacturer | YEASTAR |
| Material | Plastic |
| Mfr Part Number | YST-S20 |
| Model Number | YST-S20 |
| Multiline Operation | Multi-Line Operation |
| Number of Items | 1 |
| Power Source | Corded Electric |
| Power source | Corded Electric |
| Telephone Type | Corded |
| Telephone type | Corded |
| UPC | 682863385274 |

## Product Details

- **Brand:** YEASTAR
- **Colour:** Black
- **Material:** Plastic
- **Power source:** Corded Electric
- **Telephone type:** Corded

## Images

![S20 - PBX Business Phone System (Barebones) (No modules) - Image 1](https://m.media-amazon.com/images/I/71hk-ojBkhL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Perfect
*by F***O on 10 April 2025*

Very simple to configure for a soho pbx

## Frequently Bought Together

- Yeastar S20 - PBX Business Phone System (Barebones) (No modules)
- YEASTAR YST-O2-2 FXO Ports Module, 2 FXO Ports, Ethernet, Compatible with PBX Series & Asterisk, Red, 1 Pound, Business Use
- Yealink T33G IP Phone, 4 VoIP Accounts. 2.4-Inch Color Display. Dual-Port Gigabit Ethernet, 802.3af PoE, Power Adapter Not Included (SIP-T33G)

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**Shop now:** [https://www.desertcart.in/products/271331095-s20-pbx-business-phone-system-barebones-no-modules](https://www.desertcart.in/products/271331095-s20-pbx-business-phone-system-barebones-no-modules)

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*Product available on Desertcart India*
*Store origin: IN*
*Last updated: 2026-08-23*