Specification Brand : Mrisata BulletPoint : CENTER-326 Accurate Simple Sound Noise Level Calibrator (94dB/114dB) Sound Level Meter Accurate and Simple to use BulletPoint1 : Adopt professional audio VU drive IC, which contains root dynamic compression circuit, effectively avoiding small pointer, large , the of pointer rendering. BulletPoint2 : IC with function, function feet will get a low when you turn it on, avoiding pointer overload. BulletPoint3 : Use AC12V power to supply circuit, more convenient to use. BulletPoint4 : Use double-sided circuit board, ensuring the fastness of wire terminals, with firm bonding pad, not easy to loose. BulletPoint5 : Driver board with beautiful and reasonable layout, no any interference and self-excitation . Color : black ExternallyAssignedProductIdentifier : 7671833136957 IncludedComponents : NO ItemName : Dual Stereo Vu Meter Ac 12v Stereo Vu Meter Driver Board Db Audio Meter ItemPackageDimensions_Height : 3 centimeters ItemPackageDimensions_Length : 13 centimeters ItemPackageDimensions_Width : 9 centimeters ItemTypeKeyword : sound-and-noise-meters Manufacturer : Mrisata Material : Plastic MeasurementAccuracy : 0.01 ModelName : Mrisata9hiu73n2vc ModelNumber : Mrisata9hiu73n2vc NumberOfItems : 1 PartNumber : Mrisata9hiu73n2vc ProductDescription : dual stereo vu meter AC 12V Stereo VU Meter Driver Board DB Audio Meter Specification: Item Type: Stereo VU Meter Driver Board Rated Voltage: AC 12V PCB Size: 55x66mm / 2.17x2.6in Mounting Hole Diameter: 3mm Hole Pitch: 50x56mm / 1.97x2.2in