AC1200 GPON Dual Band Mesh Wi-Fi Router GPON standard: (ITU G. 984,Class B+) GPON Speed: 2.488 Gbps Downstream /1.244 Gbps Upstream Wavelength:TX: 1310 nm, RX: 1490 nm Max Transmission Distance: 20 km 5GHz Wi-Fi Speed 867 Mbps , 2.4GHz Wi-Fi Speed 2× Fixed Wi-Fi Antennas with 5dbi Gain Range 170 m , up to 50 Connected Devices Ports: 4xGigabit RJ45 Ports,1xSC/APC Port Mesh, QoS, DHCP server/client,Firewall (Domain/IP/Port filter), PPPOE, Power Input: 12V 1A DC