Grandstream WP820

The Grandstream WP820 is a portable Wi-Fi VoIP phone designed for enterprises, retail, hospitality, and healthcare environments. With dual-band Wi-Fi, HD voice, long battery life, and robust mobility features, it ensures seamless voice communication without the need for DECT or cellular networks.

Features

• Dual-Band Wi-Fi: 802.11 a/b/g/n/ac (2.4GHz & 5GHz) for strong, stable wireless connections
• HD Voice: Crystal-clear audio with dual-mic noise cancellation
• Bluetooth Support: Connect wireless headsets or transfer files
• Long Battery Life: Up to 7.5 hours talk time / 150 hours standby
• 2 SIP Accounts: Register up to 2 SIP accounts and manage multiple calls
• 2.4” Color Display: Intuitive UI with TFT LCD screen
• Push-to-Talk (PTT): Built-in PTT button for instant communication (useful in teams)
• Micro-USB Charging: Standard charging port with optional cradle

Benefits

• Full VoIP mobility within your Wi-Fi environment
• Ideal for businesses that need roaming voice communication without DECT systems
• Excellent voice quality even in noisy environments
• Secure SIP communication with SRTP/TLS encryption
• Easy deployment with support for provisioning protocols

Technical Specifications

• Display: 2.4" TFT color LCD (240x320 pixels)
• SIP Accounts: 2
• Wi-Fi: Dual-band 802.11a/b/g/n/ac with advanced roaming support
• Bluetooth: v4.0 for headsets and file transfer
• Battery: 1500 mAh, Li-ion (removable)
• Talk Time: Up to 7.5 hours
• Standby Time: Up to 150 hours
• Audio Codecs: Opus, G.722, G.711, G.729, G.726, iLBC
• Security: TLS, SRTP, HTTPS, 802.1x
• Headset Jack: 3.5mm audio port
• Charging: Micro-USB or optional charging dock

Recommended Usage

• Ideal for offices, warehouses, hospitals, hotels, and retail environments
• Perfect for staff requiring high mobility with reliable Wi-Fi coverage
• Useful where DECT infrastructure is not available or practical

Keywords

Grandstream WP820, Wi-Fi VoIP phone, SIP Wi-Fi handset, wireless IP phone, business VoIP mobility, HD voice phone, Grandstream WiFi SIP, push-to-talk VoIP phone, WP series handset