1、Standard Design: Adopting professional audio VU driver IC with a root dynamic compression circuit to effectively avoid small signal pointer, large signal and pointer rendering. 2、Mute Function: The IC is equipped with mute function, and the foot will be lowered when it is turned on to avoid pointer overload. 3、Stable Working: With reasonable layout, the driver board ensures no interference and self excitation as well as stable working. 4、Practical Using: Excellent in controlling sound signal, the DB level board can be applied to sound engineering, VU meter and so on. 5、Firm Connection: Double sided circuit board with firm pads enables firm wire terminal and not easy to loosen, which is very reliable. Item Type: VU Meter Driver Board Material: PCB Size: Approx. 55 x 66mm / 2.2 x 2.6in Rated Voltage: AC 12V Positioning Hole Distance: Approx. 50 x 56mm / 2 x 2.2in Function: For controlling sound signal. Applicable Scenarios: Sound engineering, VU meter, etc. 1 x VU Meter Driver Board