Sennheiser EW IEM G4-A1 Wireless Stereo In-Ear Monitoring Set with SR IEM G4 Transmitter, EK IEM G4 Receiver, IE4 Earbuds & GA3 Rackmount Kit (509608)

Sennheiser EW IEM G4-A1 (509608) — Wireless Stereo In-Ear Monitoring Set (470–516 MHz)

The Sennheiser EW IEM G4-A1 is a professional wireless stereo in-ear monitoring system designed for live performance, broadcast, theater, and touring applications. It provides reliable personal monitoring, allowing performers to receive clear and stable stereo audio directly to in-ear earphones.

The system includes a SR IEM G4 stereo transmitter, EK IEM G4 bodypack receiver, IE 4 earphones, and a GA3 rackmount kit, making it a complete ready-to-use monitoring solution for stage setups. It operates in the 470–516 MHz (A1 band) frequency range, suitable for regions where this spectrum is allocated for wireless audio use.

The G4 system uses adaptive diversity reception and infrared synchronization to ensure stable signal performance and fast setup between transmitter and receiver. It supports stereo, mono, and focus modes, allowing flexible monitoring mixes for different performers and stage requirements. The transmitter is built in a rugged half-rack metal housing designed for touring and permanent installations.

Key Features

• Wireless stereo in-ear monitoring system
• Frequency range: 470–516 MHz (A1 band)
• Includes SR IEM G4 transmitter and EK IEM G4 receiver
• IE 4 earphones included
• GA3 rackmount kit included
• Stereo, mono, and focus monitoring modes
• Adaptive diversity reception for stable RF performance
• Infrared synchronization for quick setup
• Designed for professional live sound, broadcast, and touring use