Amped Wireless universally compatible high power ac1750 Wi-Fi Range Extender dual band 800 megawatts gigabit. 12,000 square foot covergae. Works with 2.4GHz and 5GHz. Great coverage and easy to set up. Used for a few months only. Don't need it in our smaller house, but used to cover a 3 floor home with fast wifi. $130 new, excellent condition. Link to best buy ad below.