Grandstream DP722 DECT Cordless IP Phone – 10 SIP Accounts, HD Audio & Long Battery
Grandstream DP722 DECT Cordless IP Phone is a mid-tier wireless handset supporting 10 SIP accounts, HD voice, long battery life, and extended DECT coverage—ideal for mobile business users.
Description
The Grandstream DP722 DECT Cordless IP Phone is a powerful mid-tier wireless handset designed for businesses that require mobility, flexibility, and reliable communication. Built to work seamlessly with DECT base stations like the Grandstream DP752 DECT VoIP Base Station, it provides a complete cordless VoIP solution for offices, warehouses, retail environments, and healthcare facilities.
Supporting up to 10 SIP accounts and 10 lines, the Grandstream DP722 DECT Cordless IP Phone is ideal for users who need to manage multiple extensions or departments. It enables efficient call handling while maintaining high productivity in fast-paced work environments.
The DP722 leverages DECT wireless technology, ensuring secure and interference-free communication compared to standard Wi-Fi devices. With a coverage range of up to 350 meters outdoors and 50 meters indoors, users can move freely throughout the workplace without losing connectivity.
Audio quality is a key strength, featuring HD voice, Acoustic Echo Cancellation (AEC), Automatic Gain Control (AGC), and advanced noise reduction technologies. These enhancements ensure clear and natural conversations, even in noisy environments.
The handset includes a 1.8″ color TFT display, offering an intuitive interface for managing calls, contacts, and settings. Its ergonomic and lightweight design makes it comfortable for extended daily use.
One of the standout features is its long battery life, delivering up to 20 hours of talk time and 250 hours of standby, making it ideal for long shifts and continuous operation.
For team coordination, the push-to-talk (PTT) button enables instant communication between staff members. The device also includes a 3.5 mm headset jack and Micro-USB charging for added flexibility.
Security is built-in, with support for TLS and SRTP encryption, ensuring that all communications remain private and protected. Additionally, centralized provisioning through GDMS simplifies deployment and management across multiple devices.
VoIP & Capacity:
- Up to 10 SIP accounts
- Supports 10 lines
- Compatible with DP752 base station
Wireless Coverage:
- Up to 350 meters (outdoor)
- Up to 50 meters (indoor)
- DECT secure wireless technology
Display & Interface:
- 1.8″ TFT color LCD (128 × 160)
Audio Features:
- HD voice (G.722 wideband)
- Echo cancellation (AEC)
- Noise reduction & AGC
Battery & Power:
- Rechargeable Li-ion battery
- Up to 20 hours talk time
- Up to 250 hours standby
Ports & Controls:
- 3.5 mm headset jack
- Micro-USB charging port
- Push-to-talk button
Telephony Features:
- Call hold, transfer, forward
- 3-way conferencing
- Call waiting, call logs
- Auto-answer, flexible dial plan
Security & Management:
- TLS & SRTP encryption
- Secure provisioning
- GDMS cloud management
Codec Support:
- G.711, G.722, G.726, G.729, iLBC, Opus





