Yeastar S300 IP PBX
The Yeastar S300 IP PBX is a modular enterprise‑grade VoIP phone system supporting up to 300 users (expandable to 500) and 60 concurrent calls (up to 120), rich telephony features, and flexible expansion options — ideal for SMEs, branch offices, and scalable unified communications deployments.a
Description
Yeastar S300 — Scalable Enterprise VoIP PBX for 300–500 Users
Ideal Use Cases
- Office Telephony: Replace analog desk phones with feature-rich VoIP phones connected to a SIP PBX or UCM system — enabling call transfer, conference, and voicemail.
- Call Centers: High-volume call handling with headset support, call recording integration, and CRM screen-pop capabilities.
- Reception & Executive Desks: Color touchscreen display models provide a professional appearance with easy call management for high-visibility positions.
- Remote Worker Telephony: Register VoIP phones to the company PBX over the internet — bringing office phone experience to home offices across Egypt.
Why Buy from Da3m?
- ✅ Yealink Authorized Reseller — official channel with vendor-backed warranty and support
- ✅ Egypt-Based Technical Team — local engineers in Alexandria & Cairo for installation, configuration, and troubleshooting
- ✅ Competitive EGP Pricing — transparent pricing with no hidden import fees; contact us for volume discounts
- ✅ Official Warranty — full manufacturer warranty honored and managed through Da3m’s local team
- ✅ Fast Delivery Across Egypt — stock available for immediate delivery to Alexandria, Cairo, and all Egyptian governorates
Frequently Asked Questions
- Is the Yeastar S300 IP PBX compatible with all SIP PBX systems?
- Yes. This phone is SIP-compliant and compatible with all major SIP PBX systems including Grandstream UCM, Yeastar, Asterisk, 3CX, FreePBX, and hosted SIP trunking providers available in Egypt.
- Can the Yeastar S300 IP PBX be registered to a remote PBX over the internet?
- Yes. SIP phones register to the PBX via the internet — enabling remote workers to use the office phone extension from home or any internet-connected location in Egypt.
- Does the Yeastar S300 IP PBX support Power over Ethernet (PoE)?
- Most IP phones support PoE (IEEE 802.3af) — check the specifications for this model. PoE eliminates the need for a separate power adapter, simplifying cable management on the desk.
- What provisioning support does Da3m offer for VoIP phones?
- Da3m pre-provisions VoIP phones with your PBX settings (extension number, SIP server address, codec preferences) before delivery — phones are plug-and-play upon arrival at your office.
Related Products
See our full VoIP phone collection in Egypt. Pair with a VoIP gateway for PSTN connectivity or a Grandstream UCM IP PBX for a complete phone system.
Part Number / SKU: S300 IP PBX
Key Features:
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Up to 300 Users (Expandable to 500): Base support for 300 extensions, expandable with D30 DSP modules.
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60 Concurrent Calls (Up to 120): Handles up to 60 simultaneous calls, expandable with DSP modules.
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Modular Telephony Ports: Support for up to 24 analog (FXS/FXO), 24 ISDN BRI, 6 GSM/3G/4G, and 3 E1/T1/PRI ports via optional modules.
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Flexible SIP Connectivity: Native SIP/IAX2 support for SIP trunks and distributed VoIP calling.
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Unified Communications Apps: Linkus UC client, auto‑provisioning, LDAP, conference panel, VPN, billing, hotel, and other apps.
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Advanced Telephony Tools: IVR, call queues, music on hold, paging/intercom, voicemail to email, and fax‑to‑email.
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Security & Resilience: Integrated firewall with TLS and SRTP encryption for secure communications.
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Remote & Multi‑Site Support: Connect branch users, remote extensions, and sites via secure SIP.
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Easy Management: Web‑based GUI for intuitive setup, administration, and monitoring.
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Lifetime Upgrade: Free software/firmware upgrades without hidden licenses.
Hardware & Technical Specs:
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Users: 300 (expandable to 500 with up to 2 D30 DSP modules)
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Concurrent Calls: 60 (expandable to 120 with DSP modules)
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SIP Trunks: 300
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Expansion Ports: Up to 3 expansion boards for telephony modules (EX08 or EX30)
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Supported Interfaces: Analog (FXS/FXO), ISDN BRI, GSM/3G/4G, E1/T1/PRI (via modules)
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Ethernet: 2 × 10/100/1000 Mbps LAN/WAN
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Voicemail Storage: Up to 10,000 minutes (expandable)
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Protocols: SIP (RFC3261), IAX2; UDP, TCP, TLS, SRTP transport
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Audio Codecs: G.711, G.722, G.726, G.729A, GSM, Speex, ADPCM, iLBC
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Fax: T.38 fax‑over‑IP support
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Management: Web GUI, remote access
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Mounting: 1U rackmount form factor
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Power: AC 100–240 V, moderate power consumption
Technical Datasheet
You can download the full technical documentation for this product from the link below:
Download PDF Datasheet






