The Grandstream WP820 Portable Wi‑Fi Phone is an enterprise-grade cordless VoIP solution designed for users who need mobility without sacrificing communication quality. It supports 2 SIP accounts and 2 simultaneous lines, delivering crystal-clear HD audio with dual microphones, echo cancellation, and noise shielding.

The WP820 connects through dual-band Wi‑Fi (2.4 GHz & 5 GHz) and offers reliable roaming support for seamless handovers between access points. Integrated Bluetooth enables pairing with wireless headsets or other mobile devices. Powered by a 1500mAh battery, it provides up to 7.5 hours of talk time and 150 hours of standby, ideal for full-shift usage.

Additional features include a 1.8″ color TFT display, push-to-talk/panic button, proximity sensor, vibration alerts, 3.5 mm headset jack, and micro-USB charging. The WP820 is Hearing Aid Compatible (HAC) and rugged enough for demanding work environments.

Security and provisioning are robust, with TLS/SRTP encryption, 802.1x authentication, AES-256 data protection, and remote management via Grandstream Device Management System (GDMS) and TR-069.

Key Features

• 2 SIP accounts, 2 lines

• HD audio with dual microphones and echo cancellation

• Dual-band Wi‑Fi (2.4/5 GHz) with roaming

• Bluetooth support for wireless headset connectivity

• 1500mAh battery: ~7.5 hours talk / ~150 hours standby

• Push-to-talk/panic button with accelerometer

• 1.8″ color display, vibration alerts, proximity sensor

• 3.5mm headset jack, micro-USB charging

• GDMS & TR-069 remote provisioning

• Enterprise-grade security: TLS, SRTP, 802.1x, AES encryption

• Hearing Aid Compatible (HAC)

• Ideal for hospitality, healthcare, retail, and warehousing.