Grandstream WP816 is a powerful portable Wi-Fi IP phone designed for seamless mobility across business environments. It features dual-band Wi-Fi (2.4GHz & 5GHz) for reliable, high-speed connectivity, HD voice with noise reduction for crystal-clear calls, and an integrated rechargeable battery offering up to 8 hours of talk time and 200 hours standby. With enterprise-grade security, push-to-talk, and advanced roaming capabilities, the WP816 is ideal for retail, hospitality, healthcare, and office use — ensuring uninterrupted communication on the move.