Bluetooth Invisible Earpiece Surveillance Microphone

£189.00 189.00



Covert Bluetooth Surveillance Earpiece. This mini wireless earpiece is a micro-mini wireless inductive receiver which transforms audio signal through electromagnetic induction. These products make the covert communication in situations where it would otherwide be impossible. Using this device enables two way communications and is ideal for police, security and close protection duties.

Features and Highlights
  • Minimal weight and very covert
  • Comfortable for long term use with an optimum anatomic design
  • Skin Coloured to reduce likelyhood of detection although in reality anyone spotting the device will simply assume the person is hearing impaired.
  • Operating principle: The earpiece is a two-way reception Bluetooth device.
  • Installing the battery is very simple you simply open the battery hatch, install the battery and close the hatch.
Technical specification:
  • Mini wireless earpiece (305 earpiece) receives signal by inductive coil.
  • Receiving distance: 50-70 cm 
  • Standard Zinc-air battery: type SONY 337 
  • Battery life: about 5 hours 
  • Audio bandwidth: from 300 Hz to 4 KHz
  • Distortion: <2% 
  • Size: 3x5x7mm 
  • Working frequency: all frequencies
  • Bluetooth (Works with cell phone or other Bluetooth device) 
  • Please Note: The device is not supplied with a Bluetooth headset but is compatible with all current Bluetooth devices.

How To Use:
1.Plug the battery into the earpiece
2.Set mobile phone to match the bluetooth
3.Adjust the volume of drive equipment to reach satisfaction

Package Content:
1x Earpiece
1x buletooth,with charger
1x Battery - 337 / SR416S