Portable VU Meter Indicator Digital Power Amplifier DB Level Gauge Used For Plastic Home Theater Mixer 40JEOOTDTY Features: Anti-static, Anti-vibration and Stable Performance. With indicator, accurate result measurement, displayed directly. Widely used in DIY, recording studio, home sound, car sound transformation, etc. The most basic tool in the sound system and is easy to install and use to meet your different needs. Made of high quality material, durable, sturdy and long working time. Specification: Material: Plastic Size: 4x 4cm/1.6x1.6inPackage Included: 1x VU Meter Note: Please allow 1-3cm error due to manual measurement. Pls make sure you don't mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item.