The Huawei B650 can run up to gigabit. The Huawei B650 can support gigabit, while fiber optic converts the data to be transmitted from electrical signals to optical signals for communication. Both ends of the fiber optic cable are equipped with "optical cats" for signal conversion. Fiber optic broadband is the most ideal transmission medium in broadband networks, characterized by large transmission capacity, good transmission quality, low loss, and long relay distance.