Yepar Passive Speaker Volume Controller - No External Power Needed, Zero Power Consumption | Perfect for Home Audio, Studio Monitoring & DIY Speaker Projects

Yepar Output consumption: Less than 0.01dBSignal gain: 0dBSignal-noise ratio S: Greater than 98dBInput and output interface: standard RCA interfaceVolume control switch: adopt 128mm clipper volume switchMaterial:Metalcolour:BlackPackage Contents:1 x volume controllerOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.

Frequency responding: 20 - 20kHz.

Interface: gold plating RCA interface

Input and output impedance: 10KΩ - 50KΩ

supply: needn't additionally connect supply, able to be once inserted

Distortion: Less than 0.002%