Call our experts 085 888 3452
085 888 3452

Call us for expert advice
Monday to Friday, 8.30am-5.30pm

Call our experts 085 888 3452

Grandstream GAC2500

SIP audio conferencing with Android 4.4, Full HD sound, Bluetooth, WiFi

Manufacturer Ref.: GAC2500 Product Ref.: GRAGAC2500
Grandstream GAC2500 (1)Grandstream GAC2500 (2)Grandstream GAC2500 (3)

Key features

  • 6 lines, 6 SIP accounts, 7-way voice conference.
  • Works with Android 4.4: offers full access to the Google Play Store and all its applications, such as Skype or Google Hangouts.
  • Bluetooth that allows synchronization with headphones and mobile devices.
  • Built-in WiFi for greater mobility and flexibility.
  • 4.3 "touch screen (800 x 480).
  • Gigabit port and PoE.
  • Full HD sound.
  • Allows chain installation to combine two GAC2500.
  • Poe, but it is delivered with power supply.

  • 1 year standard warranty
€285.99 ex. VAT
€346.05 incl. VAT

May we help?
Contact us
Can we help? Our experts are available to answer any question you may have
Call us
085 888 3452 Mon-Fri 8:30am-6:00pm
We are online Click to chat
Product information


Meetings with High importance require High Definition audio

The Grandstream GAC2500 is an ideal IP audio conferencing terminal for its meeting rooms, boardrooms and offices, as it offers excellent audio quality to all participants.

It is a solution based on Android, which redefines the options available in any workplace, allowing greater flexibility and mobility. Thanks to its system you can enjoy a set of features above the equipment currently on the market, offering full access to Google Play Store applications, which will allow you to download and use or establish conferences through Skype, Google Hangouts and a large number of applications.

This fine piece of equipment has a 4.3-inch touch screen, support for 6 lines with up to 6 SIP accounts, Gigabit ports, as well as other mobility facilities that will change your audio conference experience, such as Bluetooth, WiFi, 7-way voice conference and connection in cascade.

The GAC2500 provides high quality HD audio, automated provisioning for easy deployment, advanced security protection for privacy and broad interoperability with most external SIP devices and major SIP / NGN / IMS platforms.


  • Protocol / Standards: SIP RFC3261, TCP / IP / UDP, RTP / RTCP, HTTP / HTTPS, ARP, ICMP, DNS (A record, SRV, NAPTR), DHCP, PPPoE, SSH, TFTP, NTP, STUN, SIMPLE, LLDP , LDAP, TR-069, 802.1x, TLS, SRTP, IPV6 (in process), OpenVPN (in process)
  • Network interface: Ethernet port with automatic detection and integrated PoE + (IEEE 802.3at Class4)
  • Microphones: 3 cardioid microphones; 12 feet catchment distance
  • Speaker with broadband support: Frequency: 220-14,000 Hz - Volume: Up to 86 dB at 0.5 meters
  • Bluetooth: Yes, integrated. Bluetooth 4.0
  • Wi-Fi: Yes, integrated. 802.11 b / g / n
  • Auxiliary ports: 3.5mm audio port, USB Micro-B, RJ48 serial port

Functions of the device: 
6 SIP accounts, retention, transfer, detour, 7-way conference, call parking, call capture, downloadable phone book (XML, LDAP, up to 2000 contacts), call waiting, call list (up to 2000 records), personalization XML display, automatic answer, click to dial, flexible dial plan, hot desking (shared workstations), personalized music and standby music ringtones, reduction of server redundancy and failovers.

Applications: Skype, Google Hangouts, Skype for Business (Lync), Internet Browser, Adobe Flash, Facebook, Twitter, YouTube, Google calendar, import / export of mobile phone data via Bluetooth, etc. API / SDK available for advanced development of custom applications

Security: Passwords at user and administrator level, authentication based on MD5 and MD5-sess, configuration file encrypted with 256-bit AES, TLS, SRTP, HTTPS, 802.1x Media Access Control

Multi-language useability

Universal Power Supply: Input: 100-240VAC 50-60Hz; Output: 12VDC, 2A (24W)

Warranty 1 year
Connects to Connects to IP lines
Working environment Average room
Number participants Up to 6 participants
Wireless Wireless
Expandable Non expandable
Portable speakerphone With portable speakerphones
Telephone keypad With telephone keypad
Screen With screen
Directory Android
Wireless technology Bluetooth wireless technology
Built-in microphones 3 microphones
Full Duplex With full duplex
Wireless Phone compatibility Via Bluetooth
Mobile compatibility Via Bluetooth
Softphone compatibility Compatible with all softphones, Compatible with Skype
Headset conectivity Bluetooth
Size 280 x 285 x 60 mm
In the box
  • GAC2500 phone
  • Universal power supply
  • Network wire
  • USB cable
  • RJ48 network cable
  • Quick Installation Guide
Grandstream GAC2500 manual EN (5.58 MB)