Grandstream GXP1620 HD IP Phone

Grandstream GXP1620 HD IP Phone is a reliable and cost-effective VoIP communication solution designed for small and medium-sized businesses. Featuring support for 2 SIP accounts, HD audio quality, a backlit LCD display, and advanced telephony features, the GXP1620 delivers professional-grade voice communications while maintaining ease of deployment and management. Its dual Ethernet ports, headset support, and secure provisioning capabilities make it an ideal choice for offices seeking dependable IP telephony performance.

Product Features

HD Audio for Superior Call Quality

The GXP1620 is equipped with HD audio technology on both the handset and full-duplex speakerphone, delivering clear voice communication with reduced background noise and enhanced audio clarity for professional conversations.

Support for 2 SIP Accounts and 2 Lines

Designed for business users, the phone supports up to 2 SIP accounts and 2 line appearances, enabling efficient call management and flexibility for handling multiple communication channels.

Backlit Graphical LCD Display

The 132 x 48 pixel backlit LCD screen provides clear visibility of caller information, menus, and call functions, making navigation simple and user-friendly in various lighting environments.

3-Way Audio Conferencing

Enhance team collaboration with built-in 3-way conferencing capabilities, allowing multiple participants to join a single call without requiring additional conferencing equipment.

Dual 10/100 Mbps Ethernet Ports

The phone includes dual switched 10/100 Mbps Ethernet ports for convenient network connectivity, enabling seamless integration into existing office network infrastructures.

RJ9 Headset Support

An integrated RJ9 headset port allows users to connect compatible wired headsets, improving comfort and productivity during extended calls. Electronic Hook Switch (EHS) support is available with compatible headsets.

Enterprise-Grade Security

The GXP1620 incorporates advanced security technologies including TLS, SRTP, HTTPS, AES-encrypted configuration files, and 802.1x authentication to help protect communications and device configurations.

Easy Deployment and Provisioning

Support for automated provisioning via TR-069, encrypted XML files, HTTP, HTTPS, and TFTP simplifies installation and large-scale deployments across business environments.

Product Specifications

• Model: Grandstream GXP1620
• Phone Type: HD IP Phone
• SIP Accounts: 2
• Lines: 2
• Display: 132 x 48 Backlit Graphical LCD
• Ethernet Ports: Dual 10/100 Mbps Auto-Sensing Ports
• Audio: HD Handset and HD Full-Duplex Speakerphone
• Conferencing: 3-Way Audio Conferencing
• Headset Port: RJ9
• Programmable Soft Keys: 3 XML Programmable Soft Keys
• Voice Codecs: G.711, G.722, G.723, G.726, G.729A/B, iLBC
• Security Protocols: TLS, SRTP, HTTPS, AES Encryption, 802.1x
• QoS Support: Layer 2 and Layer 3 QoS
• Phonebook Capacity: Up to 1,000 Contacts
• Call History: Up to 200 Records
• Wall Mountable: Yes
• Power Supply: 5V DC, 600mA
• Maximum Power Consumption: 1.8W
• Dimensions: 209 x 184.5 x 76.2 mm
• Weight: Approximately 0.74 kg
• Operating Temperature: 0°C to 40°C
• Network Protocols: SIP, TCP/IP, UDP, RTP, RTCP, HTTP, HTTPS, DHCP, LDAP, TR-069 and more

Administration & Setup

• Default Credentials: The default username and password to log into the web interface are both admin.
• Finding the IP: Press the round menu button on the phone, navigate to Status > Network Status to find the assigned IP address.
• Provisioning: Supports automated provisioning via TR-069 and encrypted XML files, and Zero-Config with Grandstream’s UCM series IP PBXs