Linksys WRT AC3200 Open Source Dual-Band Gigabit Smart Wireless Router with MU-MIMO, Tri-Stream 160 (WRT3200ACM) Price: $292.79 (as of 02/06/2019 08:06 PST- Details)

Tri-Stream 160 technology doubles bandwidth and the fastest dual-band of any router*
MU-MIMO technology provides blazing-fast Wi-Fi speeds to multiple devices all at the same time, same speed
Open-source ready with OpenWrt and DD-WRT for complete flexibility and customization