Features 1、Premium Material: Made of premium ABS and PCB, the VU meter is durable and sturdy, has a long service life, non toxic and non odor, safe for you to use. 2、Easy Operation: With 2 ABS VU meters and 1 drive board, you will not worry about finding the right drive board and wiring problems, the wiring operation of the PCS VU meter module is simple and novice can easily start. 3、Adjustable: A driver board can control two VU meters and three potentiometers, with efficient working, can adjust brightness or dark for backlight board, and also adjust the amplitude of the pointer swing, is a good helper of the recording engineer. 4、Clear Readings: Equipped with backlight, the VU meter for recording studio has clear readings for users even in dim conditions, convenient and safe. 5、Wide Application: The VU meter with driver board is suitable for DIY, home audio, car audio conversion, recording studio, medical equipment and so on. Specifications Item Type: VU Meter Material: ABS, PCB Weight: Approx. 141g/4.97oz Color: As Shown Maximum Induced Current Density: 180uA±10% Internal DC Impedance: 650Ω±10% Insulation Impedance: Above 50MΩ Friction: ±1mm Pointer Length: 16.5±1mm Pointer Width: 0.45±0.05mm Meter Installation Position: Vertical Backlight: 2.8-3.8V Backlight Color: White Application: Suitable for DIY, Recording Studio, Medical Equipment, Etc Package List 2 x VU Meter 1 x Level Meter Driver Board 6 x Power Cable 1 x Audio Cable 1 x Manual