MikroTik NetMetal 5 (RB921UAGS-5SHPacT-NM) 5GHz 802.11ac MIMO 3x3 High Power 2000mW outdoor wireless device CPU: QCA9557-AT4A-R 720MHz Memory: 128MB DDR SDRAM Ethernet: One Gigabit port and One SFP Cage OS: MikroTik RouterOS, Level4 license