Sennheiser EK IEM G4 Stereo Bodypack Receiver with IE 4 Earphones (A1: 470 to 516 MHz)

The Sennheiser EK IEM G4 Stereo Bodypack Receiver with IE 4 Earphones is a professional in-ear monitoring receiver designed for live stage, theater, and rehearsal applications. Operating in the A1 frequency range (470–516 MHz), it delivers reliable stereo wireless monitoring with adaptive diversity technology, up to 300 ft operating range, and clear audio performance across the full frequency spectrum.

The Sennheiser EK IEM G4 Stereo Bodypack Receiver with IE 4 Earphones is part of Sennheiser’s renowned evolution wireless G4 series, offering dependable wireless in-ear monitoring for performers, musicians, presenters, and live production professionals. Designed for use with compatible G4 IEM transmitters, this compact bodypack receiver provides clear and stable stereo audio monitoring with professional-grade RF performance.

Operating within the A1 UHF frequency range of 470–516 MHz, the receiver offers up to 42 MHz bandwidth and 1680 selectable frequencies for flexible frequency coordination in demanding RF environments. It supports up to 16 compatible channels simultaneously, making it ideal for live stage productions, theater performances, worship events, and rehearsal spaces.

Adaptive diversity reception technology improves signal stability and minimizes dropouts, while infrared synchronization allows quick and effortless pairing with compatible transmitters. The rugged metal housing is built for daily professional use, and the backlit LCD display provides detailed monitoring of frequency, RF signal strength, AF levels, battery status, and lock settings.

For enhanced listening control, the receiver includes a switchable high-boost EQ and an adjustable limiter with selectable settings from -18 dB to -6 dB or disabled operation. The included Sennheiser IE 4 earphones deliver accurate sound reproduction and isolation for reliable monitoring during performances.

The EK IEM G4 can be powered using two AA batteries or an optional Sennheiser BA 2015 rechargeable battery pack, offering flexible power options for extended operation.

Key Features:

• Professional stereo in-ear monitoring receiver
• Includes Sennheiser IE 4 in-ear earphones
• A1 frequency range: 470–516 MHz
• Adaptive diversity technology for stable reception
• Up to 42 MHz bandwidth with 1680 selectable frequencies
• Supports up to 16 compatible channels
• Up to 300 ft (100 m) wireless operating range
• Infrared synchronization with compatible transmitters
• Adjustable limiter and switchable high-boost EQ
• Rugged metal bodypack design
• Backlit LCD display with RF/AF metering
• Compatible with Sennheiser WSM software