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In-ear prompter ear piece receiver

250.00

Spy micro ear piece / in-ear receiver in UHF band, for discreet long distance communications, with no neck-loop needed

Description

UHF in-ear receiver / prompter

Spy micro ear piece / in-ear receiver in UHF band, for discreet long distance communications, with no neck-loop needed

Key benefits:

  • Up to 500 meters receiving range in open field. The range depends on the transceiver used and on the obstacles between the transceiver and the spy ear piece.
  • MRF400-C enters completely in the ear canal, without anyone to see it.
  • The spy micro ear piece, MRF400-C in-ear receiver, has a black coat, for a better invisibility in the ear canal, imitating the darkness in the ear.
  • No accessory on your body! No neck-loop needed!
  • Undetectable for any detector!
  • Non jamming by any phone jammers!
  • No interference with any electromagnetic fields!
  • No billing for your conversations
  • Instant communication, without waiting calls or conditioned by the phone network
  • Secrete communication! Your conversation will not be taped by phone operators and no leads to your location

Technical specification for MRF400-C spy in-ear UHF FM Receiver:

  • Dimensions: 13 x 6 x 6 mm
  • Receiver mod: narrow-band RF receiver
  • Frequency: fixed UHF FM, crystal quartz controlled 432-468 MHz/ VHF 144-156 MHz on request
  • Audio response: 200 Hz – ~4500 Hz
  • Audio signal output: 94 dB
  • Noise filter: soft squelch
  • Sensitivity: SINAD 17 dB @ E=2mV/m
  • Channel selectivity: 49 dB (at 200 kHz channel spacing)
  • Antenna: magnetic, integrated
  • Spurious emissions: below -51 dBm ERP
  • Distortion: 5% (depends on the volume )
  • Weight: 1.5 g (with battery)
  • Battery autonomy: operational time up to 48 hours
  • Current consumption: 1.8 mA
  • Type of battery: zinc air A10
  • Working distance: up to 1000 m, in open space
  • The MRF400-C spy micro earpiece UHF FM receiver is being delivered with one A10 battery.

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