3.5mm Audio Switch with line Volume Controller,3 in 1 Out 1/8" aux switcher Splitter selector Box,Inline attenuator Volume

This MC31 box is a mini-size input signal switch box, with volume controller, you can select signal and adjust volume quickly without plug/replug cables and using the music player anymore.Product design is a passive selector and volume level control, it is not affects the sound quality or color added. (note it has no amplification function)Very conveniently to control volume to get a comfortable listening level.Features:> Switch audio source input, and adjust volume level Up and Down easily.> 3 IN 1 OUT 3.5mm 1/8" aux input output jacks.> Select signal and control volume in box.> Build-in solid aluminium CNC chassis, looks nice and .> No need power supply. Plug and play.Connectors:3 x 3.5mm (1/8") input1 x 3.5mm (1/8") output(It can use in both directions, it is reversible, use as 3 IN 1 OUT, or 1 IN 3 OUT, not at the same time)Use instruction:No need power supply. Plug and play.Switch the left knob: for select source ways.Turn the right knob: for Increase or Decrease volume.Item Dimensions: L76 * W60 * H26 mmNet weight: 105gChip protection, overvoltage undervoltage overheat DC short circuit detection.

• > Switch audio source input, and adjust volume level Up and Down easily.
• > 3 IN 1 OUT 3.5mm 1/8" aux input output jacks.
• > Select signal and control volume in box.
• > Build-in solid aluminium CNC chassis, looks nice and .
• > No need power supply. Plug and play.
• In the event of an overload, the device reports the fault to the processor, thus avoiding damage to itself.