WELCOME The WP856 is a high-end mobile computing device designed for users on the go who need access to reliable...

WELCOME Thank you for purchasing Grandstream WP820. This powerful Enterprise Portable Wi-Fi Phone features dual-band 802.11a/b/g/n Wi-Fi, supports Wi-Fi roaming,...

WP820 battery support 150 hours standby time and 7.5 hours of talk time, however, some factors may influence the max...

Overview All Grandstream products’ firmware are improved and updated on a regular basis. Latest firmware versions are available in http://www.grandstream.com/support/firmware...