This TP-Link AC750 WiFi Range Extender originally $29.99 dropped to $24.99 and then again to $21.99 at Amazon. You save 27% off the retail price for this Wi-Fi range extender when you apply the Amazon clippable coupon (see product page for details). Add extra for shipping. We could not find a better price for Wi-Fi range extender online. The TP-Link AC750 WiFi Range Extender is compatible with any router and features a smart indicator light, easy installation, and ethernet port. Sales tax is charged in most states. Deal expires soon.