Features:

1.This 3.5mm audio selector is designed for customers to switch computer /mobile phone/music player to headphones/active speaker/amplifier and so on.

2.It can easily switch two 3.5mm audio sound signal sources to 3.5mm audio sources and outputs

3.How to use:
① select audio input between 1 and 2 with 1/2 switcher and get one output;
② select audio output between 1 and 2 to receive one input.

Select 1/2 switch to switch the input or output you want.

4.One key mute button allow you lightly press to mute the device,let you have a relaxed sense of use.

5.Passive device,no external power needed,easy to install,just plug and play.

Package list:
1* Stereo Audio Switcher
1* L / R 3.5mm stereo cable
1* User manual

Notes:
1.Only support 3 sections of headphone cable,not support 4 sections of headphone cable.
2.The 3.5mm switcher can't be used as a audio amplifier.The device can not be able to increase the volume according to your source input.
3.The output volume of the product will automatically be reduced to the adapted volume,when the mobile phones, tablets, and notebooks are used as audio input sources to connect to the device.(Normal protection mode). If you need to turn up the volume, you can re-adjust the volume of the original input source .
4.Direct replacement or refund for defective devices. Prompt and courteous customer service.