Grandstream
Grandstream WP820 Portable WiFi IP Phone - Dual-Band 802.11 a/b/g/n, Bluetooth, 2-Line SIP, HD Voice (GS-WP820)
Description
Description
Grandstream WP820 Portable WiFi IP Phone β Enterprise Wireless VoIP
The Grandstream WP820 is a cordless Wi-Fi IP phone built for enterprise mobility. With dual-band 802.11a/b/g/n Wi-Fi, integrated Bluetooth, HD voice, and 7.5 hours of talk time, the WP820 delivers reliable wireless VoIP for retail, logistics, healthcare, warehousing, and security environments. Every purchase from Reef Telecom includes our industry-leading 10-year warranty and free shipping on orders over $300.
Key Features
- Dual-band Wi-Fi (802.11a/b/g/n) with advanced antenna design and seamless roaming
- Integrated Bluetooth for pairing headsets and mobile devices
- HD voice with dual-MIC design, AEC, and Noise Shield Technology
- Rechargeable 1500mAh battery β 7.5 hours talk time, 150 hours standby
- 2 SIP accounts, 2 lines for managing multiple calls
- Built-in accelerometer with configurable push-to-talk and panic button
- Micro USB port and 3.5mm headset jack
- Supports custom Android apps for business-specific workflows
- Drop-safe from 1.2 meters β built for rugged environments
What's in the Box
- Grandstream WP820 handset
- Charger cradle
- Universal power supply
- Belt clip
- 1x Li-ion battery (1500mAh)
- Quick start guide
Compatibility
The WP820 uses the open SIP protocol, making it compatible with a wide range of IP PBX platforms including Asterisk, 3CX, FreePBX, Grandstream UCM, RingCentral, Vonage Business, Nextiva, and 8x8. Ideal for any business looking to mobilize their VoIP network without running new wiring.
Specs & Details
Specs & Details
Shipping & Warranty
Shipping & Warranty
Free ground shipping on orders over $300. Same-day shipping on orders placed before 4PM EST.
All products include our industry-leading 10 Year Warranty backed by Reef Telecom.

Reef Telecom Proudly Supports
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Ocearch
2026 Monthly Shark Hero -
Coral Restoration Foundation
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Ocean Conservancy
2025 Donor
Smart IT. Clean Oceans. Boundless Possibilities.
Our goal is providing the highest quality refurbished equipment to promote environmentally-conscious equipment usage through it's lifecycle.