The USG40W Performance Series Unified Security Gateway from ZyXEL is an all-in-one Next Generation Firewall (NGFW) designed to fulfill the Bring Your Own Device (BYOD) demands, application regulation, and budget control in small business environments. Built with single-radio and dual-radio wireless access points, the USG40W is suitable for retail and office environments. The built-in WLAN controller offers instant wireless hotspot capability and future WLAN scalability. The all-in-one design integrates everything that small businesses need, thus delivering easy, centralized management and low Total Cost of Ownership (TCO). Designed for businesses with limited IT resources, the USG helps you connect, protect, and manage with reduced complexity.

Enabling antivirus, anti-spam, and intrusion prevention, business networks gain deep, extensive protection against all types of malware threats. Content filtering enables businesses to deny access to websites that are malicious or not business-related. Application Intelligence technology enables businesses to block, throttle non-productive Web, applications, and also optimize Web applications that increase productivity.

It features a robust fanless design to prevent dirt and dust from entering operating environments that can cause potentially catastrophic failures. The integrated WLAN controller supports CAPWAP, and enables centralized authentication and access management of multiple APs in the network. ZyXEL's IDP system uses Deep Packet Inspection (DPI) technology that can scan multiple layers and protocols to inspect vulnerabilities invisible to simple port and protocol-based firewalls. The dual-WAN and mobile broadband provides high Internet uptime with dual-WAN and mobile broadband support.