TP-Link AC500 Wireless Controller, 5* Gigabit, Up To 500 APs, 32 SSIDs, MAC Authentication, Dual-Link Back Up, Rackmount (LS)

TP-Link AC50 Wireless Controller, 5* 10/100, Up To 50 APs, 16 SSIDs, Mac Authentication, Dual-Link Back Up (LS)