Dual WAN router for Failover? Here's the Cheapest You'll Find xenappblog
880mhz Dual Core Gigabit Ac Gateway Routing Mt7621a 3*10/100/1000mbps Lan/ wan Port Multi Wan Load Balance Wifi Project Router - Routers - AliExpress
Comfast Cf-ac100 Gigabit Wifi Ac Router Enterprise Security Gateway /dual Wan Multi Wan/load Balance Qos Pppoe Server 4 Lan Port - Routers - AliExpress