The Grandstream WP816Â is a compact and durable cordless Wi-Fi IP phone built to empower professionals with reliable, mobile VoIP communications across business, retail, healthcare, hospitality, logistics, and security environments. Grandstream WP816 is equipped with integrated dual-band Wi-Fi 6 (802.11a/b/g/n/ac/ax), advanced antenna design, and 802.11k/r/v roaming support, the WP816 ensures uninterrupted wireless connectivity while on the move.
Grandstream WP816 it also supports 2 SIP accounts and 2 lines, and offers HD audio quality with dual microphones, featuring Acoustic Echo Cancellation (AEC) and Noise Shield Technology for clear, professional-grade conversations. The 1.77-inch color LCD and intuitive keypad layout with soft keys, dedicated push-to-talk, and programmable keys make operation simple and efficient.
Grandstream WP816 has key mobility features include integrated Bluetooth for wireless headsets, vibration alerts, an accelerometer, an emergency button, and a 3.5mm headset jack. The 1500mAh Li-ion battery provides up to 6 hours of talk time and 120 hours of standby time, with fast charging via USB Type-C.
Additional telephony capabilities include 3-way conferencing, call transfer, forwarding, call park/pickup, flexible dial plans, downloadable phonebooks, and personalized music ringtones. For added security and reliability, the WP816 offers TLS/SRTP call encryption, AES secure configuration files, 802.1X media access control, and an antibacterial casing tested to ISO 22196:2011 standards.
The Grandstream WP816 supports over-the-air firmware updates, GDMS management, and advanced provisioning options like TR-069 and AES-encrypted XML files, making large-scale deployments seamless.
Ideal for industries requiring reliable, portable, and secure voice communications over Wi-Fi, the Grandstream WP816 delivers a perfect balance of mobility, security, and HD audio performance.

- Dual-band Wi-Fi with efficient antenna design and advanced roaming support
- 2 SIP accounts, 2 lines
- HD voice & dual MIC design with AEC and Noise Shield Technology
- Rechargeable 1500mAh battery, 6-hour talk time, 120-hour standby
- Integrated Bluetooth to connect headsets
- Configurable button for push-to-talk
- Type C USB port (supports fast charging) and 3.5mm headset jack
- Accelerometer, emergency button
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