Sennheiser EW IEM G4-A Wireless Stereo In-Ear Monitoring Set (509609)

Sennheiser EW IEM G4-A (509609) — Wireless Stereo In-Ear Monitoring Set (516–558 MHz)

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

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 516–558 MHz (A band) frequency range, suitable for compatible regional RF environments.

The G4 system uses adaptive RF technology and infrared synchronization for quick and stable setup between transmitter and receiver. It supports stereo, mono, and focus modes, allowing flexible monitor mixing for different performance needs. The transmitter is housed in a rugged rack-mountable chassis designed for professional touring and fixed installations.

Key Features

• Wireless stereo in-ear monitoring system
• Frequency range: 516–558 MHz (A 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
• Infrared synchronization for fast setup
• Stable UHF transmission for live stage use
• Designed for professional touring and broadcast environments