... , It is 1 port controller, each port can connect 512/2048 lights.4, Could play the content in SD card.5, “SET” save ... operation, “MODE” change effect animations, “SPEED+” speed+, “SPEED-” speed- Note: T-2048 dots controller, load 512 ... black IC as signal input side to connect controller.3, when pull out the SD card, please make sure that the power supply ...