PROZOR B0D3CX276Q
PROZOR 3.5mm Bi-Directional Audio Switcher User Manual
Model: B0D3CX276Q
Introduction
This manual provides detailed instructions for the setup, operation, and maintenance of your PROZOR 3.5mm Bi-Directional Audio Switcher. Please read this manual thoroughly before using the device to ensure proper functionality and to maximize its lifespan.
Product Features
- 3.5mm Audio Selector: A bi-directional switch for 3.5mm audio ports, designed for users with multiple audio sources and outputs.
- Main Functions: Use the 1/2 switch to select audio input between 1 and 2 for output, or select audio output between 1 and 2 for input. Supports three-band headphones only (four-band headphones are not supported).
- Easy Installation: Simple to use, features volume control and a one-touch mute function. Input devices include desktop computers, TVs, etc. Output devices include speakers (desktop computer speakers, 3.5mm interface speakers), headphones, etc.
- Plug and Play: No power supply or additional software required. Does not affect sound quality. Includes a standard audio cable, allowing input transmission distance up to 8 meters and output transmission distance up to 8 meters.
- Compact and Convenient: Super mini size, easy to place, suitable for both office and home use.
- Durable Construction: Aluminum metal casing reduces signal interference and provides excellent heat resistance.
- Anti-slip Bases: Provides stable support, prevents scratches, and reduces external vibrations.
Package Contents
Please check the package contents upon opening. If any items are missing or damaged, contact customer support.
- PROZOR 3.5mm Bi-Directional Audio Switcher Unit
- 3.5mm Audio Cable
- User Manual (this document)

Image: The PROZOR 3.5mm Bi-Directional Audio Switcher, its retail box, included 3.5mm audio cable, and the user manual.
Setup
The PROZOR 3.5mm Bi-Directional Audio Switcher is designed for simple plug-and-play operation. No external power supply or software installation is required.
- Identify Ports: The switcher has one "IN/OUT" port and two "1" and "2" ports.
- Connect Devices:
- For 2 Inputs to 1 Output (e.g., two computers to one speaker): Connect your two audio sources (e.g., computers) to ports "1" and "2". Connect your audio output device (e.g., speaker) to the "IN/OUT" port.
- For 1 Input to 2 Outputs (e.g., one computer to two speakers/headphones): Connect your audio source (e.g., computer) to the "IN/OUT" port. Connect your two audio output devices (e.g., speakers and headphones) to ports "1" and "2".
- Use Included Cable: Always use the provided high-quality 3.5mm audio cable for optimal performance.

Image: The PROZOR 3.5mm Bi-Directional Audio Switcher and its accompanying 3.5mm audio cable, ready for connection.

Image: Diagram illustrating the plug-and-play nature, aluminum casing, and anti-slip bases of the PROZOR audio switcher.
Operating Instructions
The switcher offers two primary modes of operation:
Mode 1: 2 Inputs to 1 Output (Audio Splitter)
In this mode, you connect two audio sources to ports "1" and "2", and one audio output device to the "IN/OUT" port. Use the selector switch to choose which input (1 or 2) is routed to the output.

Image: Diagram showing the PROZOR switcher configured as a 1 In 2 Out audio splitter, connecting one audio source to two output devices.
Mode 2: 1 Input to 2 Outputs (Audio Switcher)
In this mode, you connect one audio source to the "IN/OUT" port, and two audio output devices to ports "1" and "2". Use the selector switch to choose which output device (1 or 2) receives the audio signal.

Image: Diagram illustrating the PROZOR 3.5mm Bi-Directional Audio Switcher's two-way functionality: 2 inputs to 1 output, or 1 input to 2 outputs.
Volume Control and Mute Function
- Volume Knob: Rotate the large central knob clockwise to increase volume and counter-clockwise to decrease volume.
- Mute Button: Press the small button on the right side of the unit to instantly mute the audio. Press it again to unmute.

Image: Visual representation of the volume control knob and the one-touch mute button on the PROZOR audio switcher.
Maintenance
To ensure the longevity and optimal performance of your PROZOR 3.5mm Bi-Directional Audio Switcher, follow these maintenance guidelines:
- Cleaning: Use a soft, dry cloth to wipe the surface of the device. Do not use liquid cleaners or abrasive materials, as they may damage the finish or internal components.
- Storage: When not in use for extended periods, store the device in a cool, dry place away from direct sunlight and extreme temperatures.
- Handling: Avoid dropping the device or subjecting it to strong impacts. The aluminum casing is durable, but excessive force can cause damage.
- Connections: Ensure all 3.5mm cables are inserted firmly and correctly. Avoid pulling cables by the wire; always grasp the connector.
Troubleshooting
If you encounter issues with your PROZOR 3.5mm Bi-Directional Audio Switcher, please refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| No audio output |
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| Distorted or low-quality audio |
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| Switching not working |
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If the problem persists after trying these solutions, please contact PROZOR customer support for further assistance.
Specifications
| Feature | Detail |
|---|---|
| Brand | PROZOR |
| Model | B0D3CX276Q |
| Color | Black |
| Connector Type | 3.5mm Jack |
| Compatible Devices | Devices with a 3.5mm audio port, such as desktop computers, TVs, speakers, and headphones. |
| Number of Ports | 2 (Input/Output) |
| Cable Type | 3.5mm Jack |
| Transmission Distance (Input/Output) | Up to 8 meters (with standard audio cable) |
| Power Requirement | None (Passive device) |
Warranty and Support
PROZOR products are designed for reliability and performance. For warranty information and technical support, please refer to the contact details provided on the product packaging or visit the official PROZOR website.
Please retain your proof of purchase for warranty claims.
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