Vender Passive Preamp Volume Controller Easy to Install Portable for Active Speaker melhor preço

Description: Passive preamp volume adjustment controller adopts professional 128mm fader volume switch, the precision error of the fader switch is small, the left and right channel synchronization is better. The input and output of the volume control controller adopts a lotus head interface, plug and play. Made of metal material, precise scale design makes desktop adjustment intuitive. compact size is suitable for equipment with excessive sound gain such as computer sound card, DAC decoder, CD player, digital player, active speaker, power amplifier and other equipment. Simple Installation: plug and play input and output for easy installation, no loss of signal source adjustment, you can enjoy a different listening experience. Specification: Model: B061  Material: Metal Colour: Black Interface: RCA Interface Power Supply: No External Power Supply, Plug and Play Inputoutput Impedance: 10kΩ - 50kΩ Frequency Response: 20-20khz Distortion: <0.002% Output Loss: <0.01db Signal Gain: 0db Signal-to-noise Ratio S/n: >98db Input and Output Interface: Standard Rca Interface Volume Control Switch: 128mm Fader Volume Switch Product Size: (LxWxH)170 X69x50mm /6.69x2.72x1.97inch  Packing Size: (LxWxH) 215x155x67mm /8.46x6.10x2.64inch Input Channel: 1 Set of Stereo Lotus Connector Input Output Channel: 1 Set of Stereo Lotus Connector Output Package Includes: 1 Piece Passive Preamp Volume Controller  Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on-line shopping!