- 4.3 inch (272x480) TFT color LCD
- 20 per page (each module contains 2 pages, for up to 40 lines per module
- Combine up 4 daisy-chained modules for 160 contacts/extensions
- BLF, call park /pick-up, speed-dial, presence, intercom, voice conferencing transfer/forward and more
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- Unique sleek design, color LCD, touch screen or touch keys with no moving parts
- Industry leading 48KHz full-band superior sound quality ensures with high quality audio components, sophisticated acoustic design, high performance multi-core processor, multi-digital-microphone-array, advanced acoustic cancellation algorithm.
- Advanced Audio Beam Forming and Noise Shield technology.
- Advanced jitter resilience algorithm that can tolerate up to 60% voice packet loss
- Market-leading voice pickup distance and coverage expandability with cascading capability and support for external wireless microphones (GAC2570/GAC2550)
- Integrated dual-band 802.11ac Wi-Fi, Bluetooth 5.0 (GAC2570/2550) or 4.2 (GAC2530), and rechargeable battery for maximum convenience and ease of use.
- 3-model portfolio (GAC2570/, GAC2550, GAC2530) targeting different segments with unrivaled competitiveness
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- 6 lines, 6 SIP accounts, 7-way voice conferencing
- Runs Android 4.4 and offers full access to the Google Play Store and all Android apps, such as Skype, Google Hangouts and more
- Bluetooth to support syncing of headsets and mobile devices
- Built-in 7-way conference bridge
- 4.3" (800x480) capacitive touch screen for easy use
- Auto-sensing Gigabit port, built-in PoE support
- Built-in WiFi support offers mobility and network flexibility
- Full HD audio support to maximize voice quality
- Daisy-chain support to combine two GAC2500 together
- TLS and SRTP security encryption
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- Up to 2 concurrent HD calls
- Extends an additional range of 300 meters outdoors and 50 meters indoors for added mobility
- Automatic or manual association to DP750, base station for easy use
- Supports Plug-n-Play features like auto association, auto region detection and seamless call handover
- Automated provisioning options include XML config files
- Ethernet connection provides PoE features
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- Pairs with up to 5 of Grandstream’s DP series DECT handsets via instant pairing using a dedicated pairing button
- Up to 10 SIP accounts per system; up to 10 lines per handset
- Support outdoor range of up to 400 meters with the DP730 or up to 350 meters with DP722/DP720 as well as indoor range up to 50 meters
- Supports Push-to-Talk and activity based on proximity and accelerometer sensors
- Automated provisioning options include TR-069 and XML config files
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- Up to 10 SIP accounts per system; up to 10 lines per handset; up to 5 concurrent calls per DECT system
- Supports a range of up to 300 meters outdoors and 50 meters indoors
- 3-way voice conferencing, full HD audio, integrated PoE
- Automated provisioning options include TR-069 and XML config files
- TLS and SRTP security encryption technology to protect calls and accounts
- Use with Grandstream’s UCM series of IP PBXs for Zero Config provisioning
- Offers multiple ring group options, including Circular, Linear, Parallel and Shared modes
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- Supports a range of up to 400 meters outdoors and 50 meters indoors when used with the DP752 (300 meters outdoors when used with DP750)
- 2.4 inch (240x320) color LCD with 3 programmable soft keys
- Offers 40-hour talk time and 500-hour standby time
- Supports up to 10 SIP accounts and 10 lines per handset as well as 3-way conferencing
- Dedicated push-to-talk button, built-in proximity and accelerometer sensors for gesture control and alert notification
- HD audio on the speakerphone, handset, and headset jack
- Seamless 1-touch door control with Grandstream’s GDS series of Facility Access devices
- Software and firmware updates over-the-air
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- Supports a range of up to 350 meters outdoors and 50 meters indoors when used with the DP752 (300 meters outdoors when used with DP750)
- 1.8 inch (128x160) color LCD with 2 programmable soft keys
- Offers 20 hours talk time and 250 hours standby time
- Supports up to 10 SIP accounts and 10 lines per handset as well as 3-way conferencing
- Push-to-talk via a configurable button
- Seamless 1-touch door control with Grandstream’s GDS series of Facility Access devices
- HD audio on the speakerphone, handset, and headset jack
- Software and firmware updates over-the-air
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- Supported by Grandstream's DP750 DECT Base Station
- 5 DP720 handsets are supported by each DP750
- Supports a range of 300 meters outdoors and 50 meters indoors from the DP750 base station
- Supports up to 10 SIP accounts per handset
- Full HD audio on both the speakerphone and handset
- 3.5mm headset jack, 3-way voice conferencing
- Automated provisioning options include TR-069 and XML config files
- DECT authentication & encryption technology to protect calls and account
