A method of switching seamlessly at a receiving end is provided for converting a lower quality digital signal to a higher quality digital signal by initiating a real-time sound reconstruction and restoration process on the lower quality signal. The outer casing comprising the lower and upper outer casings has the front and rear enclosed plates fixed to both ends to form a closed casing. The user has control of manipulating and sequencing the digital photos. The light configuration messages contain information mapping the activation position, -color and -intensity to the note events.