• DECT Cordless Technology: The DP722 utilizes DECT (Digital Enhanced Cordless Telecommunications) technology, providing a wireless and reliable communication solution.
• VoIP Network Mobilization: With the DP722, users can extend their VoIP network’s reach and connectivity, enabling seamless communication across various locations.
• Versatile Deployment: The phone’s mobility and wireless capabilities make it suitable for a range of environments, including business offices, warehouses, retail stores, and residential spaces.
• Extended Range: When used with the DP752 base station, the DP722 supports an outdoor range of up to 350 meters and an indoor range of 50 meters. When used with the DP750 base station, the outdoor range is up to 300 meters.
• 1.8 inch Color LCD: The phone features a 1.8-inch color LCD display with a resolution of 128×160 pixels. It includes two programmable soft keys for easy navigation and call control.
• Battery Life: The DP722 offers a talk time of up to 20 hours and a standby time of up to 250 hours, ensuring that users have extended usage before needing to recharge.
• SIP Account and Line Support: The phone supports up to 10 SIP accounts and 10 lines per handset, making it suitable for handling multiple communication needs simultaneously. It also supports 3-way conferencing.
• Push-to-Talk: The phone includes a configurable button for push-to-talk functionality, allowing users to communicate quickly and conveniently.
• Video Streaming and Door Control: The DP722 supports video streaming display and seamless 1-touch door control when used with Grandstream’s GDS3700 series Door Cameras.
• HD Audio: The phone delivers high-definition audio quality on the speakerphone, handset, and headset jack, ensuring clear and crisp communication.
• Over-the-Air Updates: The DP722 supports software and firmware updates over-the-air, making it easy to keep the device up to date with the latest features and enhancements.

• HD Wideband Audio: The GRP2615 provides high-definition (HD) wideband audio quality from both the handset and speakerphone, ensuring clear and natural voice communication.
• User Interface: The phone features an intuitive user interface with 10 line keys, 5 context-sensitive soft keys, and the potential for 40 digital multi-purpose keys. These keys can be used for functions such as Busy Lamp Field (BLF), speed dialing, and more.
• Integrated Wi-Fi and Bluetooth: The GRP2615 comes with an integrated 802.11ac Wi-Fi radio, offering dual-band support for wireless connectivity. Additionally, Bluetooth support allows for seamless connection to headsets and other devices.
• Open SIP Protocol: The phone supports the open SIP protocol, making it compatible with a wide range of standard-based VoIP systems and services, enhancing its interoperability.
• Hands-Free Options: Users have multiple hands-free communication options, including connecting wireless headsets via Bluetooth or using wired headsets through the dedicated RJ9 port, which also supports Plantronics EHS headsets.
• Security: The GRP2615 prioritizes security with features such as secure boot, encrypted data storage, and random default passwords. Dual firmware images are included to enhance device reliability.

Enterprise-Grade Features: With 2 SIP accounts and 2 lines, the WP825 is tailored for enterprise needs. Experience HD voice quality with dual-MICs and Noise Shield Technology, minimizing background noise for clear and professional conversations.

Extended Talk Time: Powered by a rechargeable 2000mAh battery, the WP825 provides an impressive 8-hour talk time, ensuring that you stay connected throughout your workday without interruptions.

Bluetooth Connectivity: Integrated Bluetooth functionality allows seamless connectivity with headsets, providing hands-free convenience and enhancing your mobility.

• Number of Lines: The GRP2650 supports up to 14 lines, allowing for handling multiple calls simultaneously.
• Display: It features a 5-inch color LCD screen, providing a clear and vibrant interface for users.
• Zero-Touch Provisioning: The phone is designed for mass deployment, and it supports zero-touch provisioning, making it easy to set up and manage in large-scale deployments.
• Easy Management: The GRP2650 is designed for easy management, ensuring that IT administrators can efficiently configure and maintain the phones across the organization.