Silent Disco Headphones - 3 Selectable Channels (863-865MHz)
The Q-Audio QSD-3PRO is a professional 3-channel silent disco headphone receiver designed for high-performance wireless audio. Operating on the license-free CH70 spectrum (863–865 MHz), these headphones provide reliable, interference-free sound even in environments with heavy wireless traffic. Featuring integrated RGB LED indicators that change color based on the selected channel, these headsets allow users and organizers to easily identify which audio source is being monitored. Beyond silent discos, their robust RF architecture makes them an excellent choice for conferences, exhibitions, and corporate events.
Key Features
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3-Channel Selectability: Users can toggle between three distinct audio channels, with integrated LED indicators showing Blue (CH1), Red (CH2), or Green (CH3) to denote the active stream.
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Exceptional Comfort: Engineered for long-term wear with soft, ergonomically designed padded ear cushions that provide both comfort and passive noise isolation.
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Individual Volume Control: Each headset features its own volume dial, allowing users to customize their listening experience without affecting the master input level.
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Rechargeable Performance: Equipped with a built-in battery offering 8–10 hours of operation on a single charge. The modern USB-C interface ensures a full recharge in approximately 3 hours.
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Scalable Infrastructure: Designed to work as a scalable wireless system by pairing multiple receivers to a single transmitter. For large-scale deployments, these units are compatible with 20-way or 48-way USB-C multi-charging stations.
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Versatile Application: Ideal for shared spaces, noisy exhibition halls, and silent fitness classes, delivering crystal-clear direct-to-ear audio without the need for external amplification.
Technical Specifications
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Frequency Range: 863–865 MHz (License-free CH70 Band)
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Channels: 3 Selectable Channels
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Channel Guide:
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Battery Life: 8–10 hours
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Charge Time: 3 hours (0% to 100%)
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Charging Port: USB-C
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Audio Output: Stereo
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Controls: Channel switch, Volume dial, Power On/Off
What's in the box
