Grandstream GXP2135 IP phone front view showing color LCD display, HD handset, and programmable keys

HD Color Display for Enhanced Call Management

The GXP2135's vibrant 2.8-inch color LCD display brings your communications to life with crystal-clear visual information. The intuitive interface displays caller information, call status, and BLF indicators, enabling quick decision-making during busy call periods. The high-definition screen ensures excellent visibility and reduces eye strain during extended use.

Technical Specifications

  • 2.8-inch color LCD display for clear visual information
  • 32 digital BLF/speed dial keys for efficient call handling
  • HD audio technology for superior voice clarity

Applications

  • Reception desks managing multiple incoming calls
  • Office environments requiring quick call transfers
  • Administrative staff monitoring multiple lines
Grandstream GXP2135 IP phone showing ergonomic button layout and navigation controls

Streamlined Interface for Maximum Efficiency

Experience seamless call control with the GXP2135's ergonomically designed interface. The strategically placed navigation controls and programmable keys allow for intuitive operation during high-volume call periods. The phone's layout optimizes workflow by providing quick access to essential features while maintaining a clean, professional appearance.

Technical Specifications

  • Intuitive navigation cluster for efficient menu access
  • 8 line keys with dual-color LED indicators
  • Dedicated function keys for common features

Applications

  • Call center environments requiring quick feature access
  • Business professionals handling multiple concurrent calls
  • Team leaders monitoring department communications
Angled view of Grandstream GXP2135 IP phone highlighting connectivity features

Advanced Connectivity for Modern Workplaces

The GXP2135 combines sophisticated technology with practical functionality. Dual Gigabit ports enable high-speed network connectivity, while PoE support simplifies installation. The phone's advanced features, including Bluetooth compatibility and USB connectivity, make it a versatile communication hub for today's dynamic business environment.

Technical Specifications

  • Dual Gigabit Ethernet ports for network flexibility
  • Built-in PoE support for simplified deployment
  • Multiple protocol support including SRTP and TLS

Applications

  • Modern offices requiring integrated communications
  • Remote workers needing reliable connectivity
  • IT departments implementing secure communications
Side view of Grandstream GXP2135 IP phone showing adjustable stand mechanism

Space-Saving Design with Adjustable Stand

The GXP2135's thoughtful design includes an adjustable stand that enables optimal viewing angles while maintaining a minimal footprint. The sleek, modern profile complements any desk setup while providing stability and durability. Wall-mounting capability offers additional flexibility for space-constrained environments.

Technical Specifications

  • Adjustable multi-angle stand for ergonomic positioning
  • Wall-mountable design for flexible installation
  • Compact 7.9" x 7.6" footprint for space efficiency

Applications

  • Space-conscious office environments
  • Wall-mounted installations in corridors or common areas
  • Shared workspaces requiring adaptable setup

Product details

General Information
Manufacturer

Grandstream Networks, Inc

Manufacturer Part Number

GXP2135

Brand Name

Grandstream

Product Series

GXP

Product Model

GXP2135

Product Name

GXP2135 Phone, Handset with Cord

Product Type

IP Phone

Technical Information
Handset Connectivity Technology

Corded/Cordless

Base Unit Connectivity Technology

Corded

IP Phone Technology

VoIP

Wireless Technology

Bluetooth

Total Number of Phone Lines

8

Caller ID

Yes

Speakerphone

Yes

Display & Graphics
Display Color

Color

Interfaces/Ports
Network (RJ-45)

Yes

Number of Network (RJ-45) Ports

2

USB

Yes

PoE (RJ-45) Port

Yes

Management & Protocols
Communication Protocols

SRTP
IPv6
SIP
TCP
UDP
RTCP
RTP
ARP
ICMP
DHCP
PPPoE
NTP
STUN
LLDP
LDAP
TLS

Power Description
Power Source

AC Adapter

Physical Characteristics
Product Color

Black

Form Factor

Wall Mountable

Height

3.3

Width

7.9

Depth

7.6

Weight (Approximate)

1.87 lb

Miscellaneous
Package Contents

  • GXP2135 Phone, Handset with Cord
  • Base Stand
  • Universal Power Supply
  • Network Cable
  • Quick Installation Guide
  • GPL License

Country of Origin

China

Included in the Box

  • icon_list|power supply|5V 3A Power supply icon

    Power Adapter - Power supply

  • icon_list|network cable|Cat.6 Network cable icon

    Ethernet Cable - Network cable

  • icon_list|Documentation|Ink Caution Flyer Documentation icon

    Quick Guide - Documentation

FAQs

What are the key features of the Grandstream GXP2135 IP Phone?
The Grandstream GXP2135 is a professional IP phone featuring 8 lines with 4 SIP accounts, a 2.8-inch color LCD display, and 32 digital speed dial/BLF keys. It includes built-in Bluetooth connectivity, dual Gigabit network ports with PoE support, and a USB port. The phone offers advanced security features with SRTP and TLS encryption, full HD audio, and supports automated provisioning options. It's designed for medium to heavy call volumes and includes essential features like speakerphone and caller ID.
How many phone lines and SIP accounts does the GXP2135 support?
The Grandstream GXP2135 supports 8 phone lines and can handle 4 SIP accounts simultaneously. This configuration makes it ideal for busy professionals who need to manage multiple lines or departments, or those who need to maintain separate lines for different purposes such as sales, support, or personal use.
What are the connectivity options available on the GXP2135?
The GXP2135 offers multiple connectivity options including: 2 RJ-45 Gigabit network ports for network connection and PC pass-through, Power over Ethernet (PoE) support, built-in Bluetooth capability, and a USB port. The phone supports various protocols including SIP, TCP/IP, UDP, and can be integrated with various VoIP systems. It also supports LLDP and LDAP for enhanced network integration.
What are the physical specifications and mounting options for the GXP2135?
The Grandstream GXP2135 measures 7.9 inches in width, 7.6 inches in depth, and 3.3 inches in height, weighing approximately 1.87 pounds. The phone comes in black and features a wall-mountable form factor, making it flexible for different installation requirements. It includes a base stand for desk placement and can be easily mounted on a wall for space-saving deployment.
What security features does the GXP2135 include?
The GXP2135 incorporates state-of-the-art security features including SRTP (Secure Real-time Transport Protocol) and TLS (Transport Layer Security) encryption technology. These protocols ensure secure voice communication and protected data transmission. The phone also supports various authentication and encryption protocols within its supported communication standards, making it suitable for businesses requiring high security standards.

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