Mikrotik RB750r2 hEX lite RouterBOARD 850MHz CPU, 64MB RAM, 5 LAN ports, OSL4, plastic case, PSU
MIKROTIK wireless dual-band router with 5 Gigabit Ethernet ports and external high gain antennas for more coverage, hAP ac3 with RouterOS L4 license (RBD53iG-5HacD2HnD) - The source for WiFi products at best
Manual:Upgrading - MikroTik Wiki
Mikrotik RBLDF-5nD-US LDF 5 with RouterOS L3, US version 708747434033 | eBay