SG Beldon presents the industry's leading GPON solution of SGB OLT, which complies with the relevant standards of ITU G.984.x and FSAN. The maximum optical coupling ratio of 1:128, up to 1024 GPON ONTs. The down link band width is 2.5Gbps and uplink bandwidth is 1.25Gbps. flexible using, easy . Satisfies the requirements of the access network and enterprise network that enhancing the network function, improving the reliability and reducing power consumption