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Trantec S4.04A UHF Headworn Wireless Microphone System
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Trantec S4.04A UHF Headworn Wireless Microphone System

  • £21300

S4.04 Series Standard Headset System Ch 70

The S4.04 Series Headset System comes with Belt-pack transmitter, headset mic (MIC-SJ33) and a UHF wireless receiver. It is available on channel 70 with 4 switchable licence free frequencies and fully synthesized PLL quartz tuning technology.

  • Wireless belt-pack, headset microphone and receiver system
  • Broadcasts on free channel 70 frequency
  • Channel number setting by manual
  • Channel number setting by Infrared synchronization
  • Channel scan
  • Belt-pack battery lasts approximately 10 hours


  • Diversity Reception:  Antenna Diversity
  • Sensitivity:  10uV at 45dBA, S/N
  • Squelch:  Tone SQ, Carrier SQ, Noise SQ
  • Audio Frequency Response:  50Hz – 15kHz
  • Audio Output Level (Max.)
    • Balanced (XLR socket): -20dBu
    • Unbalanced (1/4″ jack socket): 10dBu
  • Power Supply:  12 VDC 500mA
  • Dimensions:  215(W) x 39(H) x 102(D)mm
  • Weight:  480g

Beltpack Transmitter

  • RF Carrier Power:  10mW
  • Audio Frequency Response:  50Hz – 15kHz
  • Audio Input Level:  -6dBV (maximum), mic gain 0dB
  • Battery Life:  Approximately 10 hours
  • Power Supply:  1 AA size battery, 1.5V
  • Finish:  Resin, coating
  • Dimensions:  62(W) x 100(H) x 25(D)mm
  • Weight:  85g with battery



Shipping and Delivery

Goods are despatched on the same or next working day of receipt of the order and are shipped using a national courier. Items need to be signed for at the recipient address to ensure a secure delivery.

In rare circumstances some items may become out of stock. If this is the case we will call you to agree a suitable delivery date or offer a full no obligation refund.

Further Shipping & Delivery Info

Selected items qualify for Free Delivery and you will be informed of this on the individual product's page. Any item that does not carry Free Shipping will be subject to the prices below.

Normal UK Mainland Delivery is charged at £1.99 per order for small items up to 2KG and £7.99 up to 10KG.

Bulky Items

More bulky items up to 20KGs are charged at £19.99 and thereafter for very large items (such as loudspeakers etc) shipping prices are on application and priced volumetrically (calculated by size and weight combined).

We can dispatch Worldwide but prices vary accordingly.

For delivery outside of UK Mainland the delivery charge will depend on the size and weight of the parcel, please contact us to get your delivery quote.


If for any reason you are unhappy with your purchase you can return it in its original condition and with original packaging within 30 days of you receiving your order.

Please contact us with your order number, the items you wish to return and the reason for the return. When returning the item(s) please include your order number and a brief note explaining the reason for the return.

Once we have received your return we will issue a full refund for the price you paid for the item(s). In the case of damaged goods we will offer a replacement or full refund.

You can expect a refund in the same form of payment originally used within 2 to 3 working days of us receiving your return.

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