Nady EO3 IEM
Wireless Personal In-Ear Monitor System


  • Ultra-compact design with an operating range of 300-feet and up to 130dB for in-ear monitoring. Ideal for both small and large venues.
  • Operates at an uninterrupted frequency range which provides stability and maximum compatibility with other close-range UHF/VHF wireless systems.
  • Compatible with professional in-ear monitor earbuds and consumer headphones with 3.5mm jack
  • Any number of EO3 receivers can be used with a single EO3-T transmitter. Serving perfectly for not only live music performance but also event coordination, staff direction, and security communication relay.
Select your options:


  • Any number of EO3 receivers can be used with a single EO3-T transmitter
  • Ultra compact and lightweight
  • Preset to one of eight channels in the 72-76 MHz range
  • Loudness adjustable with volume control—provides up to 130dB in-ear monitoring
  • Antenna is integral with earphone cord
  • A pair of mini binaural EB-3 earphones included; optional EMI soft rubber inserts supplied
  • LED Power On indicator
  • Single 9V alkaline battery operation

EO3 Transmitter:

  • Ultra compact and lightweight
  • Broadcasts on one of eight channels in the 72-76 MHz band to any number of Nady EO3 wireless bodypack receivers on the same channel
  • 300 ft. wireless operating range
  • Eight factory switchable channels
  • Rear panel input for line level audio
  • Front panel input for microphone
  • Audio input gain control
  • Automatic level control
  • Extendable antenna
  • 9-volt DC input for AC-EO3; 9VDC regulated power supply adapter provided
  • Power switch with red LED Power On indicator
  • Audio modulation LED indicator
Specifications OVERALL SYSTEM Frequency Range: 72-76 MHz Frequency Response: 100 Hz - 10KHz ± 3 dB Dynamic Range: 120dB Operating Range: Up to 300 feet line-of-sight EO3-R WIRELESS RECEIVER Controls: Volume/ON-OFF wheel Connectors: 3.5 mm mini jack for earbuds output Attachment Mount: Belt Clip Battery needed: 9V Battery Life: 17-20 hours Dimensions: 3.35” H, 2.75” W, .75” D Weight: 2.65 oz. EO3-T BODYPACK TRANSMITTER Line Input Connector: One 1/4“ phone jack Impedance: 100 K Ohms, unbalanced Mic Input Connector: One 1/4“ phone jack Impedance: low impedance, unbalanced Controls: Power/Mute On/Off Indicator: LED power on indicator Power Requirement: 9V DC / AC-EO3 adapter provided Dimensions: 1.25” H, 8.25” W, 4.25” D Weight: 18.2 oz.
California customers: Proposition 65 WARNING