ZenWiFi XD4 Plus puts your WiFi into top gear! More Stable WiFi with Wired Connections between ZenWiFi Hubs. Turn on ZenWiFi XD4 Plus 2. Wait for 3 minutes, and you're done! ASUS Instant Guard uses the power of your ZenWiFi AX Hybrid to add rock-solid VPN security to any public WiFi connections you use.
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