Audio-Technica M2 In-Ear Wireless Monitor System

  • High-fidelity sound with clean, articulate mix allows you to hear yourself better at lower volume
  • 100 selectable UHF channels
  • Up to 10 simultaneous systems per frequency band
  • Three receiver modes: Personal Mix, stereo, and mono
  • Personal Mix Control allows volume and mix control of two independent signals at the receiver
  • 3.5 mm line-in jack connects to ambient microphone, click track & more
  • LED indicators provide easy-to-read level monitoring
  • XLR loop output (true pass-through) connects signal to mixing console, additional IEM system or recording device with no signal degradation
  • Adjustable squelch eliminates annoying static
  • Pilot tone protects against RF interference when the transmitter is turned off
  • Limiter (defeatable) helps protect your hearing from sudden peaks
  • Portable system is quick to load and set up
  • Reduces on-stage audio clutter for better overall mix & less feedback
  • Use any number of M2R Stereo Receivers (with Personal Mix Control) on the same frequency
  • Audio-Technica earphones with proprietary dynamic drivers offer full frequency response and outstanding isolation
  • Personal fit with 3 sizes of rubber eartips plus ear-conforming foam tips
  • Auxiliary input offers connection point for ambient microphone, click track, or other mic- or line-level input.


Technical Specifications:

M2 Overall System Specifications
Operating Frequencies
Band H1: 754.000 to 787.000 MHz, 100 frequencies
Minimum Frequency Step
Modulation Mode
FM stereo
Normal Deviation
Dynamic Range (Typical)
90 dB, A-weighted
Total Harmonic Distortion
<1% at (1 kHz, ±20 kHz Deviation)
Operating Range
100 m, typical
Operating Temperature Range
-5°C ~ 50°C
Frequency Response
60 ~ 13 kHz (±3dB)
Simultaneous Use
10 channels per band (maximum recommended)
M2R Stereo Receiver
Receiving System
Double conversion superheterodyne
20 dBuV (at 60 dB S/N ratio, 50 ohms termination)
Headphone Output
3.5 mm stereo phone jack; 65 mW (at 32 ohms)
Antenna Input
SMA-type, 50 ohms
Input Connections
3.5 mm TRS stereo phone jack
Battery Type
2 x 1.5V AA (not included)
Battery Current / Life
8 hours (alkaline)
70.0mm x 25.0mm x 110.0mm (W x D x H)
Current Consumption
EP3 earphone; flexible antenna
M2T Stereo Transmitter
RF Power Output
10 mW / 50 mW (switchable), 50 ohms
Spurious Emissions
Following federal and national regulations
Input Connections
XLRF-type/6.3 mm stereo (1/4″)
Maximum Input Power
Output Connector
XLRF-type/6.3 mm stereo (Loop output)
Power Supply
12-18VDC, 600mA
Antenna Input
Attached whip
210.0mm x 132.0mm x 44.0mm (W x D x H)
Accessories Furnished
AC adapter; rack mount adapters