4 Port Audio Switch, 3.5mm Stereo AUX Selector, 4 Input 1 Output / 1 Input 4 Output Splitter, Switcher Box With 4 Channel Switch Knob, No External Power Required

4 Port 3.5mm Audio Bi-Directional Switcher This is a 4 Port bidirectional switcher for 3.5mm audio ports. 3.5mm audio selector designed for customers having several audio sources and outputs. Main functions: ① Select audio input between (IN/OUT)A/B/C/D with 1/4 switch knob and get one output; ② Select audio output between (IN/OUT)A/B/C/D to receive one input; How to use: ① connect 4 audio sources (like CD player / computer/Phone/MP3) to 1/4 ports and 1 audio output (like speakers) to IN/OUT port; ② connect 1 audio source to IN/OUT port and 4 audio outputs to 1/4 port. Features: Easy installation and simple operation. High Quality 100% BRAND NEW! High quality rotary switch. Hot-swappable (no need to reboot computer). Compact and super mini size; Easy to place and suitable for your desktop and office. Plug and play; No power supply and other software required; Won't affect sound quality. Analog signal maximum support 2V p-p input and output. Input and output frequency range: 20Hz ~ 20KHz. Use standard audio cable, input transmission distance up to 8 meters, output transmission distance up to 8 meters. Super small size; Compact and super mini size; Easy to place and suitable for your desktop and office. Notes:Does Not Support Microphone. Key and Knob: 1 volume control 1 input selector Connection: 1 audio equipment ➼ Select 4 speakers 4 audio equipment ➼ Choose 1 speaker Package contains: 1* 3.5mm Audio Switch Switcher 1* 3.5mm Audio cable 1* User manual

• 4 Port 3.5mm Stereo Audio Switcher: Bidirectional switching Splitter Audio Sharing active speakers and headphones
• Method 1: Connect 4 audios to (IN/OUT)A/B/C/D, use the 4 channel switch knob to get an output;
• Method 2: Connect an audio to IN/OUT, select an audio output between (IN/OUT)A/B/C/D; (The output can be switched between speakers and headphones)
• 4 channel switch knobs, fully isolated independent circuit, make sure that each signal is not affected by the other three channels.
• Plug and play; No External Power Required; Won't affect the sound quality!
• Note: Does Not Support Microphone.