Audiocore WL-3221U

Audiocore WL-3221U

Audiocore WH-3221U is a high-end wireless systems with 2 bodypack microphones (with optional clip on / headset mic) and 1 receiver suitable for big venues or small occasions and indoor meetings and is ideal for presentation or seminar and training sessions, or for a lecturer in classrooms.


- 2 bodypack microphones (available choice of clip on / headset) in one package with powerful sound and extra sensitivity to deliver the maximum wireless sound quality
- UHF international standard frequency range without interference, The WH-3221U has a broad UHF frequency range of 500 MHz-900MHz and has a 64 selectable frequency for each channel, up to 256 microphones in total can be used simultaneously in one system.
- Multi-adjusting frequency (several set can be used simultaneously up to 256 microphones)
- The WH-3221U has a micro-processor control and phase-locked loop frequency synthesis technology
- Multi-channel high quality sound surface wave filter with high quality anti-interference system
- Equipped with LCD screen to monitor the working parameters, easy to read and user friendly
- Equipped with adjusting knob in the receiver modules
- Professional audio output : XLR balanced output and 6.3 unbalanced output
- Auto-mute and noise canceller circuit, eliminating the noise when user turn the mic on or off
- Using a reliable SMT production for high-end presentation system
  • Details

    Technical Specifications

    Receiver parameter

    Mode of oscillation : PLL synthesized
    Frequency range : UHF 500MHz-900MHz
    Frequency stability : ±0.001%
    Maximum frequency deviation : ±30kHz
    Modulation system : FM
    Signal-to-noise ratio : >105dB
    Distortion factor : <0.5%@1kHz
    Sensitivity : 1.2/UV@S/N=12dB
    Power supply : DC 12V-17V
    Audio output : Independent : 0~+400mV
    Mixed style : 0~+300mV
    Power: Two channels : 4.5W

    Body-pack Microphone parameters

    Power supply : DC3V (1.5V AA*2)
    Power consumption : 100mA
    Carrier frequency : UHF 500MHz-900MHz
    Frequency stability : ±25kHz
    Signal-to-noise ratio : >105dB
    Adjacent frequency interference ratio : >80dB
    Dynamic range : ≥100dB
    Type : Condenser
    Frequency response : 40Hz-20kHz
    Sensitivity : -47±3dB@1kHz
    Power : 10mW

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