Linksys Official Support - How do I find my hardware version?
Linksys Official Support - Linksys Support Contact Information
Linksys AC1900 Dual-Band Wi-Fi 5 Router Black EA7450 - Best Buy
Amazon.com: Linksys AC1900 Wi-Fi Wireless Dual-Band+ Router with Gigabit & USB 3.0 Ports, Smart Wi-Fi App Enabled to Control Your Network from Anywhere (EA6900) : Electronics