Lnfxkvva 2X Passive Volume Controller Mini Passive Preamp Active Speaker Volume Adjustment Controller Professional

The volume adjustment adopts a professional 128mm pusher volume switch, which has a small accuracy error and better synchronization of the left and right channels, with no loss of sound details. Features: This volume control allows you to adjust the volume of your speakers effortlessly. Its interface ensures lossless output, allowing you to enjoy your favorite music without any signal degradation. With its passive design, it eliminates the need for an external power supply, making it incredibly convenient. The appearance is made of all metal materials, with a precision steel casing. The compact size is suitable for any system and is compatible with all types of playback devices and external active speakers.