Amazon.com: Wifi Extender. 1-16 of over 3,000 results for "wifi extender" Results. Check each product page for other buying options. Best Seller. TP-Link AC1200 WiFi Extender, 2024 Wirecutter Best WiFi Extender, 1.2Gbps home signal booster, Dual Band 5GHz/2.4GHz, Covers Up to 1500 Sq.ft and 30 Devices ,support Onemesh, One Ethernet Port (RE315)