Zyxel License for USG FLEX 500, 2 YR Web Filtering(CF)/Email Security(Anti-Spam) Zyxel Licenseense
Zyxel License for VPN1000, 1 YR Content Filtering
Zyxel License for VPN300, 1 YR Content Filtering License for VPN300
Aqara Smart Home Door/Window Sensor