Description
The Grandstream GRP2636 is an executive-quality 12-line model with a 4.3-inch color LCD screen designed with zero-touch provisioning for mass deployment and easy management. The GRP2636 features a sleek design and a suite of next-generation features including 5-way voice conferencing to maximize productivity, integrated PoE & Wi-Fi, full HD audio on both the speaker and handset to allow users to communicate with the utmost clarity.
Grandstream GRP2636 Key Features
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- 12 lines, 16 SIP accounts
- Supported by GDMS which provides a centralized interface to configure, provision, manage and monitor Grandstream devices
- RJ9 headset jack allowing EHS with Plantronics headsets, and integrated USB Headset support
- Full-duplex speakerphone with HD audio to maximize audio quality and clarity
- Equipped with noise shield technology to minimize background noise
The GRP series includes carrier-grade security features to provide enterprise-level security, including secure boot, dual firmware images, and encrypted data storage. For cloud provisioning and centralised management, the GRP2636 is supported by Grandstream’s Device Management System (GDMS), which provides a centralised interface to configure, provision, manage and monitor deployments of Grandstream endpoints.
The GRP2636 is the perfect choice for busy professionals and receptionists who need to manage high call volumes, with advanced functionality. Designed for easy deployment by enterprises, service providers, and other high-volume markets, the GRP2636 offers an easy-to-use and easy-to-deploy voice endpoint.
Grandstream GRP2636 – 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 Ethernet ports with integrated PoE
Bluetooth
- Yes, integrated
Wi-Fi
- Yes, integrated dual-band (2.4GHz and 5GHz) Wi-Fi 6 (802.11a/b/g/n/ac/ax) – hardware
version 5.0 and above
Graphic Display
- 4.3inch(480×272) TFT color LCD
Feature Keys
- 12 line keys with up to 16 SIP accounts,
- 24 MPK extension keys with paper slot
- 5 XML programmable context sensitive softkeys,
- 5 navigation/menu keys,
- 8 dedicated function keys for: MESSAGE(withLED indicator),
- TRANSFER, HOLD, HEADSET, MUTE, SEND/REDIAL, SPEAKERPHONE,VOL+, VOL-
Voice Codecs and Capabilities
- Support for G7.29A/B, G.711µ/a-law, G.726, G.722 (wide-band), G723, iLBC, OPUS,
in-band and out-of-band DTMF (in audio, RFC2833, SIP INFO)
Auxiliary Ports
- RJ9 headset jack allowing EHS with Plantronics headsets, USB to support Grandstream’s GUV Series headsets and other USB headsets
Telephony Features
- Hold, transfer, forward, 5-way conference, call park, call pickup, shared-callappearance(SCA)/bridged-line-appearance(BLA), downloadable phonebook(XML, LDAP, up to 1000 items), call waiting, call log(up to 1000 records), XML customization of screen, off-hook auto dial, 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, and dual
microphone
Extension Module
- No
Base Stand
- Yes, 2 angle positions available, Wall Mountable (Wall Mount *sold separately)
QoS
- Layer 2 QoS (802.1Q, 802.1P), 802.11e (WMM) 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, Chinese, Korean, Japanese, German, Italian, French, Spanish, Portuguese, Russian, Croatian and more
Upgrade/Provisioning
- Firmware upgrade via FTP/TFTP / HTTP / HTTPS, mass provisioning using GDMS/TR069 or AES encrypted XML configuration file
Power & Green Energy Efficiency
- Universal power adapter included: Input: 100 – 240V; Output: +12VDC, 1A Integrated Power-over-Ethernet (802.3af) IEEE 802.3az Energy-Efficient Ethernet, Max power consumption 3.2W(power adapter) or 4.3W(PoE)
Physical
- Unit Weight: 880g ; Package Weight:1260g
- Dimension: 220mmx 210mmx 82mm
Temperature and Humidity
- Operation: 0°C to 40°C
- Storage: -10°C to 60°C
- Humidity: 10% to 90% Non-condensing
Package Content
- GRP2636 phone
- Handset with cord
- Phone stand
- 12V power adapter
- Network cable
- Quick Installation Guide
- GPL license
GRP2636 Compliance
- FCC: FCC Part 15 Class B; FCC Part 15 Subpart C,15.247; FCC Part 15 Subpart E,15.407;
FCC Part 68 HAC.
CE: ETSI EN 301 893; ETSI EN 301 489-1/-17; ETSI EN 300 328; EN IEC 62311; EN
55032; EN 55035; EN 62368-1.
IC: RSS-247 Issue 2; RSS-Gen Issue 5; ICES-003 Issue 7; CS-03, Part V.
RCM: AS/NZS CISPR32; AS/NZS 4268; AS/NZS 2772.2; AS/NZS 62368.1; AS/CA S004.
UKCA: ETSI EN 301 893; ETSI EN 301 489-1/-17; ETSI EN 300 328; BS EN IEC 62311; BS
EN 55032; BS EN 55035; BS EN 62368-1.






