Q-LED: A convenient way of creating content for scrolling-text display via BLE transfer. Users may key-in text for customized scrolling-text display, combine up to 3 different layers, change the matrix display size up to 1024 x 256 resolution, vary the font size and move the content freely on the input area. It’s the companion App for sending content to NX1-based scrolling-text display, where local background LED pattern is layered with the content sent by Q-LED for a wonderful & colorful scrolling effect.