The Grandstream WP820 is a powerful cordless Wi-Fi IP phone engineered for mobility, versatility, and durability across a wide range of enterprise environments—including retail, logistics, healthcare, hospitality, and security. Grandstream WP820 is featuring dual-band 802.11a/b/g/n Wi-Fi with roaming support and an efficient antenna design, the Grandstream WP820 ensures seamless wireless coverage throughout any facility.
The handset supports 2 SIP accounts and 2 concurrent lines, offering HD voice quality with dual microphones, AEC, and Noise Shield Technology for crystal-clear communication. A 2.4-inch color display and physical navigation keys provide a simple user experience, even in fast-paced environments.
For enhanced mobility, the WP820 integrates Bluetooth 4.2 for pairing with wireless headsets and even syncing with mobile devices for contacts and call transfers. It includes an accelerometer, vibration motor, proximity sensor, and a programmable push-to-talk button for customizable emergency, panic, or paging functions. A Micro USB port and 3.5mm headset jack add further flexibility.
Grandstream WP820 is running on Android 7.0, the WP820 allows deployment of custom Android applications optimized for its screen and keypad (note: no touchscreen). With 7.5 hours of talk time and 150 hours standby powered by a 1500mAh battery, it keeps users connected throughout their workday. An optional GMC08 battery charging station can recharge up to 8 batteries simultaneously for large-scale deployments.
Grandstream WP820 has advanced telephony features include 3-way conferencing, hot desking, call park/pickup, flexible dial plans, personalized ringtones, and more. The WP820 supports TLS, SRTP, 802.1X, AES-encrypted config files, and multiple provisioning methods including TR-069, HTTP/HTTPS, and USB upgrades.
Durability is built in, with drop resistance from 1.2 meters, making the WP820 ideal for rugged use cases in high-mobility industries.
✅ Key Features:
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Dual-band Wi-Fi (2.4GHz & 5GHz) with roaming support
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Bluetooth 4.2 for headsets and mobile sync
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HD audio with dual microphones, AEC & Noise Shield
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7.5-hour talk time, 150-hour standby (1500mAh battery)
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Supports custom Android 7.0 apps (no touchscreen)
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Push-to-talk & panic function via programmable key
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Accelerometer, proximity sensor & vibration alerts
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Micro USB charging, 3.5mm headset jack
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Drop-safe from 1.2 meters

- Dual-band WiFi with efficient antenna design and advanced roaming support
- Bluetooth for syncing headsets and mobile devices (contacts and call transferring)
- HD voice & dual MIC design with AEC and Noise Shield Technology
- Rechargeable 1500mAh battery, 7.5 hour talk time, 150-hour standby
- Accelerometer and configurable button for push-to-talk, panic and other related functions
- Micro USB port and 3.5mm headset jack
- 2 SIP accounts, 2 lines
- Supports custom Android apps that fit the phone’s screen/keys
- Battery charger (GMC08) that can charge up to 8 batteries at a time is available separately
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