Features OPTIONAL MODE: Supports dB mode and AGC mode selection, AGC adaptive algorithm with extremely large range to ensure the best effect. Practical and portable: light brightness can be adjusted freely, small size, can be easily stored in a small case, one button operation. Free adjustment: the main rise and fall speed of the light bar, the holding time of the peak light and the drop speed of the peak light can be adjusted separately. Package includes: equipped with LED light bar, PCB motherboard, cable and plug, you need to assemble it yourself. TWO PIECES: Two mono pieces with a total of 32 sections of widened lights to ensure sufficient dynamic range and enough fineness. Specification: Item Type: Music Level Display Module Material: LED. Package list: 2 x LED light strips. 1 x PCB motherboard. 1 x connection cable. 1 x plug Package List 2 x LED Light Bar 1 x PCB Main Board 1 x Connecting Wire 1 x Connector