Sennheiser EK IEM G4-D Stereo Bodypack Wireless Receiver

Stage Audio Precision: Sennheiser EK IEM G4-D Stereo Bodypack Receiver

The Sennheiser EK IEM G4-D is a professional stereo in-ear monitoring receiver built to withstand the rigorous demands of nightly live stage shows, tour venues, and worship services. Operating in the D Frequency Range (780 – 822 MHz), this bodypack delivers crystal-clear audio monitoring with total freedom of movement.

As an essential component of our Sennheiser wireless in-ear monitoring systems, the EK IEM G4-D features adaptive diversity technology that uses the earphone cable as a secondary antenna, significantly reducing RF dropouts and signal interference.

Key Features & Pro-Level Advantages

• D Frequency Band (780 – 822 MHz): Up to 42 MHz switching bandwidth with 1,680 tunable UHF frequencies across 20 factory-preset banks and 6 user programmable banks.
• Adaptive Diversity Reception: Utilizes advanced signal processing to maintain rock-solid RF stability on busy stages.
• Sennheiser HDX Compander: Ensures high signal-to-noise ratio (>90 dBA) and pristine, dynamic audio fidelity across the 25 Hz – 15 kHz monitoring spectrum.
• Hearing Protection Limiter: Integrated adjustable limiter (-18 dB to -6 dB in 6 dB steps) prevents sudden high-volume transients from harming hearing.
• High Boost Feature: Switchable treble boost (+8 dB at 8 kHz) provides added high-end clarity to cut through loud ambient stage volumes.
• Easy Infrared Sync: Fast, effortless frequency setup and transmitter pairing via IR link.

Key Technical Specifications

• Receiver Principle: Adaptive Diversity

• Frequency Band: Band D (780.000 – 822.000 MHz)

• Switching Bandwidth: Up to 42 MHz

• Number of Frequencies: 1,680 Selectable UHF Frequencies

• Compander System: Sennheiser HDX

• AF Frequency Response: 25 Hz – 15,000 Hz

• Signal-to-Noise Ratio: Approx. 90 dBA

• Audio Output: 3.5 mm Stereo Jack (2 x 100 mW @ 32 Ω)

• High Boost: +8 dB at 8 kHz (Switchable)

• Limiter: -18 dB to -6 dB (Adjustable or Off)

• Power Supply: 2x AA 1.5V Batteries or optional BA 2015 Accupack

• Operating Time: 4 to 6 Hours (depending on volume)

• Dimensions & Weight: Approx. 82 x 64 x 24 mm | 125 g (with batteries)

Compatibility & System Integration

• Transmitter Compatibility: Pairs directly with the Sennheiser SR IEM G4 transmitter operating in Band D (780 – 822 MHz). Backward compatible with evolution wireless IEM G3 series operating in the matching frequency range.

• Earphone Connection: Compatible with standard 3.5 mm jack in-ear monitors (IE 4, IE 100 PRO, IE 400 PRO, IE 500 PRO, or custom IEMs).

• Included Accessories: Includes Sennheiser IE 4 stereo in-ear headphones and 2x AA batteries.

• System Expansion: Explore matching rackmount transmitters, antenna combiners, and accessories on our dedicated Sennheiser Brand Store.