2.4 GHz whisper radio tour guide system receiver earpiece S4

Radio tour guide system S4
  • S4

  • Customized


S4 works as radio earpiece receiver / radio guide receiver for the listener. 

It is a very economical model in our product range, 

being the smallest and lightest earpiece receiver of all our models.

Matched with 310L (radio transmitter).


Frequency range: 2.4 Ghz; size: 35*16*10mm; weight: 12g; channel number: 99CH

Effective working distance: 150m; working time: 10 hours

Battery: lithium polymer battery; charging method: charging base and USB cable.

Accessories: lastic hook and plastic covering

Recent customer cases;
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