Frequency range: 2.4 GHz, 5 GHz ; Antenna type: 2x2 MU-MIMO @ 2.4 GHz, 4x4 MU-MIMO @ 5 GHz ; Standards: IEEE 802.11 b/g/n @ 2.4 GHz, IEEE 802.11 a/n/ac/ax @ 5 GHz ; LAN ports: 1 x 10 / 100 / 1000 Mbps Ethernet + PoE IN - RJ45, 1 x 10 / 100 / 1000 Mbps Ethernet - RJ45, 1 x 10 / 100 / 1000 Mbps Ethernet + PoE OUT - RJ45 ; Port USB: USB 2.0 ; Management interface: Ruijie Cloud Central Management System ; Main features: Bluetooth interface ; Power supply PoE: PoE (802.3af/at) ;