

Grandstream
Grandstream GRP2636 12-Line WiFi IP Phone
Pickup available at NexGen Computing
Usually ready in 24 hours
Elevate Your Business Communications with a Professional-Grade IP Phone
The Grandstream GRP2636 is a carrier-grade 12-line IP phone designed for users who handle high call volumes and require advanced functionality. Part of the GRP series of professional IP phones, the GRP2636 is ideal for busy professionals and receptionists, offering a sleek design and a suite of next-generation features to maximize productivity. With integrated Wi-Fi, Bluetooth, and Power over Ethernet (PoE), this phone provides flexible network connectivity. For cloud provisioning and centralized management, the GRP2636 is supported by Grandstream's Device Management System (GDMS), which provides a centralized interface to configure, provision, manage and monitor deployments of Grandstream endpoints.
Crystal-Clear Audio and Flexible Headset Options
Experience exceptional audio clarity with the GRP2636's full-duplex speakerphone and handset, both supporting HD audio. Equipped with noise shield technology, this phone works to minimize background noise and distractions, ensuring your conversations are always clear. The GRP2636 offers multiple headset options, including an RJ9 jack with EHS support for Plantronics headsets, as well as integrated Bluetooth and USB headset support.
Advanced Features for Enhanced Productivity
The GRP2636 is packed with features to streamline your workflow. It supports up to 6 SIP accounts and 12 line keys, along with 24 multi-purpose extension keys. The vibrant 4.3-inch color LCD screen provides a clear and intuitive user interface. Conduct collaborative discussions with ease using the 5-way audio conferencing feature. This phone also offers enterprise-level security, including secure boot, dual firmware images, and encrypted data storage to protect your communications.
Technical Specifications
| Protocols/Standards | SIP RFC3261, TCP/IP/UDP, RTP/RTCP, HTTP/HTTPS, ARP, ICMP, DNS(A record, SRV, NAPTR), DHCP, PPPoE, TELNET, TFTP, NTP, STUN, SIMPLE, LLDP, LDAP, TR-069, 802.1x, TLS, SRTP, IPv6 |
| Network Interfaces | Dual switched auto-sensing 10/100/1000 Mbps Gigabit Ethernet ports with integrated PoE |
| Graphic Display | 4.3 inch (480x272) TFT color LCD |
| Wi-Fi | Integrated dual-band Wi-Fi 802.11 a/b/g/n/ac (2.4Ghz & 5Ghz) |
| Bluetooth | Yes, integrated |
| Feature Keys | 12 line keys with up to 6 SIP accounts, 24 multi-purpose extension keys with paper slot, 5 XML programmable context-sensitive softkeys, 5 navigation/menu keys, 8 dedicated function keys for: MESSAGE (with LED indicator), TRANSFER, HEADSET, HOLD, MUTE, SEND/REDIAL, SPEAKERPHONE, VOL+, VOL- |
| Auxiliary Ports | RJ9 headset jack (allowing EHS with Plantronics headsets), USB port for Grandstream's GUV series and other USB headsets |
| Voice Codecs | Support for G.729A/B, G.711µ/a-law, G.726, G.722(wide-band), G.723,iLBC, Opus, in-band and out-of-band DTMF (in audio, RFC2833, SIP INFO) |
| Telephony Features | Hold, transfer, forward, 5-way conference, call park, call pickup, shared-call-appearance(SCA)/bridged-line-appearance(BLA), downloadable phonebook (XML, LDAP, up to 2000 items), call waiting, call log (up to 2000 records), XML customization of screen, auto dial off-hook, auto answer, click-to-dial, flexible dial plan, hot-desking, personalized music ringtones and music on hold, server redundancy and fail-over |
| HD Audio | Yes, HD handset and speakerphone with support for wideband audio |
| Base Stand | Yes, 2 angle positions available, Wall Mountable (Wall Mount sold separately) |
| QoS | Layer 2 QoS (802.1Q, 802.1P) and Layer 3 (ToS, DiffServ, MPLS) QoS |
| Security | User and administrator level passwords, MD5 and MD5-sess based authentication, 256-bit AES encrypted configuration file, SRTP, TLS, 802.1x media access control, secure boot |
| Multi-language | English, German, Italian, French, Spanish, Portuguese, Russian, Croatian, Chinese, Korean, Japanese, and more |
| Power & Green Energy Efficiency | Universal power adapter included: Input:100-240V ; Output: +12V, 1A; Integrated Power-over-Ethernet (802.3af); Max power consumption 3.2W (power adapter) or 4.3W (PoE) |
| Physical | Dimension: 220mm x 210mm x 82mm; Unit Weight: 880g |
| Package Contents | GRP2636 phone, handset with cord, phone stand, 12V power adapter, network cable, Quick Installation Guide, GPL license |
Manufacturer Technical Data
| Product Spec Sheet |
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- R120 Delivery Fee
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- 24 Hour Live Chat Support
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Frequently Asked Questions
Answers to frequently asked questions
Does NexGen Computing conduct regular security audits?
Yes, we regularly conduct security audits and vulnerability assessments to identify and address potential security weaknesses, maintaining a high level of security and compliance with industry standards.
How can I stay informed about policy changes?
We reserve the right to update or modify our policies at any time. Changes will be posted on our website, and your continued use of our products and services constitutes acceptance of any changes.
Where can I find more information or ask additional questions?
For more information or assistance, please visit our website at www.nexgencomputing.co.za or contact us at support@nexgencomputing.co.za.
How does NexGen Computing handle shipping and delivery?
Orders are processed promptly, with delivery details provided at checkout. Tracking information will be emailed once your order ships.
What is the return and refund policy?
Refunds are typically issued for defective or incorrect items within 14 days of receipt. For detailed information, please refer to our Refund Policy.
Is my payment information secure?
Yes, all payments made on our site are processed securely on our domain using industry-standard security measures. Sensitive data, such as credit card numbers, are processed by PCI-compliant payment processors like Yoco, Paystack, and Peach Payments.





