Motorola ACH2042 Earpiece


Surveillance Two Wire Earpiece with Acoustic Tube

Air-tube with soft eartip and microphone combination in a 2 wire configuration allowing the microphone with its transmit switch to be fitted down the sleeve into the users palm for extremely discrete operation whilst providing crystal clear reception in noisy areas.

This popular device which is comfortable for long periods of use is supplied with an easily replaced air-tube, a collar clip and spare eartip in a carry pouch.

  • Surgical grade acoustic tube; discreet and comfortable
  • Quick-fasten secure structure
  • Environmental PU cable reinforced with Kevlar
  • Optional ear mold allows ambient sounds
  • Discreet communication in sensitive environments
  • Suitable for many applications including; security personnel, hotel & catering staff, etc

Technical Specification


  • Dimensions: 16.2mm * 10.6mm
  • Impedance: 250 ± 500hm
  • Sound Pressure Level: 104 ± 3db @1000Hz


  • Type: Electric Condenser
  • Microphone Impedance: 2.2 kOhm
  • Sensitivity: -40 ± 3db @1000Hz (0db = 1V/PA)
  • Operating Voltage: 11.1-10VDC


  • Dimensions: 34.9 * 14.2 * 11.8m


Additional information



Device Type

Two-Wire Earpiece

Select Radio Model

CP040, DP1400 (M1), DP3400/3600, DP4400/4600 (M7), XT420/460 (M1A), DP2400e/2611e (M12R), EVX-261/S24, VX-261 (Y2)


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