1-IN-4-OUT Lossless Analog Audio Switcher Box Splitter VOL Control for Amplifier (Black)

4-way(1-in-4 output) audio splitter, 4 channel can output at the same time, convenient for users to do contrasts among headphone, power amplifier and active speakers etc, each channel with independent volume control, easy to adjust proper volume for different audio devices.
With gain adjustment, can add electrical level and volume for the devices with low level output. Adopting power supply to control the potentiometers, for better sound quality and less interference.
Built-in MCU control circuit, no noise and deadly quiet when turn on/off the audio splitter, perfectly avoid "Boom" impact sound when power on / off.
Each channel adopts 1PC NE5532 op amp to process independently without any interference. Gold-plated op amp sockets are designed, convenient for audiophiles to change different op amps as they like, the service voltage of op amp is ± 12V for better performance.
High-quality components are used to ensure HiFi sound and longer time service life, such as Japan N