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Review Summary
Accidents happen where life happens. Protect your favorite Adorama products and purchase a protection plan to stay covered from accidental damage, mechanical or electrical failure, and more.
If we can’t fix it, we’ll replace it at no additional cost.
Protect your product from drops, spills, and more.
Enjoy your gear without fear. We have you covered!
When regular use of your product over time results in mechanical or electrical failure.
We will never charge you a deductible after the purchase of a plan.
Our claims process is simple & easy and our customer service team is happy to help.
Adorama Protect powered by Extend is available for purchase to customers in the United States. Not available for purchase Internationally or in U.S. Territories.
Browse our FAQ
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
Dual switched auto-sensing 10/100/1000 Mbps Gigabit Ethernet ports with integrated PoE
2.8 inch (320x240) TFT color LCD
Yes, integrated
8 line keys with up to 4 SIP accounts, 4 XML programmable context sensitive softkeys, 5 navigation/menu keys, 11 dedicated function keys for: MESSAGE (with LED indicator), PHONEBOOK, TRANSFER, CONFERENCE, HOLD, HEADSET, MUTE, SEND/REDIAL, SPEAKERPHONE, VOL+, VOL-
Support for G.729A/B, G.711u/a-law, G.726, G.722(wide-band), in-band and out-of-band DTMF (in audio, RFC2833, SIP INFO)
RJ9 headset jack (allowing EHS with Plantronics headsets)
Hold, transfer, forward, 4-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 500 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
Yes, HD handset and speakerphone with support for wideband audio
Yes, 2 angle positions available, Wall Mountable
Layer 2 QoS (802.1Q, 802.1P) and Layer 3 (ToS, DiffServ, MPLS) QoS
User and administrator level passwords, MD5 and MD5-sess based authentication, 256-bit AES encrypted configuration file, SRTP, TLS, 802.1x media access control
English, German, Italian, French, Spanish, Portuguese, Russian, Croatian, Chinese, Korean, Japanese
Firmware upgrade via TFTP / HTTP / HTTPS, mass provisioning using TR-069 or AES encrypted XML configuration file
Universal power adapter included:Input:100-240V; Output: +12V, 0.5A;
Integrated Power-over-Ethernet (802.3af)
Max power consumption: 6.4W (power adapter) or 6.49W (PoE)
FCC: Part 15 (CFR 47) Class B
CE: EN55022 Class B; EN55024 Class B;EN61000-3-2; EN61000-3-3;EN60950-1
RCM: AS/ACIF S004; AS/NZS CISPR22/24; AS/NZS 60950.1
Operation: 0 to 40 deg. C / 32 to 104 deg. F
Storage: -10 to 60 deg. C / 14 to 140 deg. F
10% to 90% Non-condensing
201 x 193 x 85mm / 7.91 x 7.60 x 3.35"
0.85kg / 1.87lbs
6947273701965
The GXP2135 is an enterprise-grade IP phone that supports 8 lines, 4 SIP accounts, Gigabit speeds and up to 32 virtual BLF/speed-dial keys - making it ideal for busy workers. Ideal for workers who handle high-call volumes, the GXP2135 is an enterprise-grade IP phone that supports Gigabit speeds and up to 32 virtual BLF/speed-dial keys. This Enterprise IP Phone features up to 8 lines/line keys and 4 SIP accounts using a 2.8 inch color display LCD and full HD audio. The GXP2135 includes up to 32 digital, on-screen speed dial/BLF keys to help users be more productive and efficient.
It supports the fastest possible connection speeds with dual Gigabit network ports, features integrated PoE and includes built-in Bluetooth for syncing with mobile devices and Bluetooth headsets. It can be provisioned in a variety of ways, including XML config files, TR-069 and using the Zero Configuration feature on any of Grandstream's UCM series IP PBXs. The GXP2135 is the perfect choice for business users looking for a powerful and reliable IP phone with advanced functionality.