Douk Audio 1(3)-IN-3(1)-OUT XLR Balanced Audio Converter Stereo Passive Selector Switcher
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Specifications
- Brand Name
- Douk Audio
- High-concerned chemical
- None
- Maximum Power Per Channel
- NO POWER
- Origin
- Mainland China
- Package
- Yes
- Channels
- 2 (2.0)
- Certification
- CE
- Model Number
- 721
- Type
- Audio Adapter/Converter
Product Description
Features
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MC103-Pro is a 3-way passive stereo audio splitter. It supports 3 stereo XLR inputs and 1 output (or 1 input and 3 outputs). You can choose freely according to your audio device.
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MC103 is designed for customers have several music equipment with XLR balanced output. You can conveniently switch among different sound sources and compare their sound performance (for 3-IN-1-OUT version) and use 1 audio source and 3 amplifiers to compare the performance of your amplifiers(for 1-IN-3-OUT version).
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All aluminum shell to effectively avoid external noise and guarantee high-quality signal transmission; gold-plated XLR ports to ensure high reliability electric connection and minimize signal attenuation during its transmission.
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Each channel has been connected with shielding wire to avoid interference from outside and make sure lossless signal transmission. Exquisite appearance with mini size; can be easily placed and carried to enjoy the charming of music everywhere.
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Passive audio switcher, no impact on the sound quality; with silver-plated contacts to ensure its smoothness; with HOT / COLD simultaneous switching mode and GND common terminal.
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Material: aluminum
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Dimensions: (L)148mm*(W)105mm*(H)69mm
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Net Weight: 470g
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1 * XLR Audio Selector (Notice: any audio cable is not included.)
Pros & Cons
Pros
- Versatile 3-in-1-out or 1-in-3-out XLR switching for audio setups.
- Passive design, no power needed for simple integration.
- Compatible with most stereo audio devices.
- Compact and CE certified.
Cons
- Passive; may introduce minor signal loss over long runs.
- Potential ground noise requires extra isolation module.
- Not guaranteed 100% with all devices.
- Limited to balanced XLR only.
Common Questions
What inputs/outputs does the Douk Audio XLR Converter have?
1(3)-IN-3(1)-OUT: 3 stereo XLR in/1 out or reverse; passive switcher.
Is this audio selector powered?
No, passive stereo device; no power required.
Compatible with what devices for this XLR switcher?
Most audio devices; add isolation if ground noise occurs.
What channels and certification for MC3-Pro?
2.0 channels, CE certified; model 721.
Shipping for this balanced audio converter?
Mainland China; package yes, 7-20 days.
Product information last updated on December 30, 2025