Amazon has the Asus ROG Rapture Wireless Tri-Band Wi-Fi Gigabit Gaming Router (GT-AXE11000) for $340 with free shipping. List price: $480. World's first Wi-Fi 6E tri-band router boosts speeds up to 11000 Mbps.
Has excellent Amazon Reviews.
Amazon has the Netgear 8-Port PoE Gigabit Ethernet Plus Switch (GS108PEv3) for $51 with free shipping. List price: $100. Features 8 Gigabit Ethernet ports, 4 PoE ports w/ 53W total power budget, managed switch.
Has excellent Amazon Reviews.
Amazon has the Netgear AC1900 Dual-Band USB 3.0 WiFi Adapter (A7000-10000S) for $48 with free shipping. List price: $85. Features up to 600Mbps on 2.4GHz, up to 1,300Mbps on 5GHz, compatible w/ Windows & Mac. Connects to any Wi Fi and for extreme Wi Fi speed.
Has good Amazon Reviews.
Amazon has the 2-Pack ScreenBeam Bonded MoCA 2.0 Network Adapter (ECB6200K02) for $70 with free shipping. B&H Photo Video sells it for the same price.
Has good Amazon Reviews.