Sennheiser SR IEM G4 Stereo Transmitter (AS: 520 to 558 MHz)

The Sennheiser SR IEM G4 Stereo Transmitter is a professional-grade addition to Sennheisers acclaimed Evolution Wireless G4 Series, designed for seamless integration into wireless in-ear monitoring systems. Operating in the AS frequency band (520558 MHz), the SR IEM G4 delivers crystal-clear, wideband FM stereo transmission, making it ideal for live performance, theatre, broadcast, and rehearsal environments.

The transmitter offers outstanding flexibility with 1680 selectable frequencies that are tunable in 25 kHz steps. It features 20 fixed frequency banks (each with up to 16 compatible channels) and 6 user banks for custom setupsensuring reliable operation even in busy RF environments.

Its intuitive menu-driven OLED display provides real-time feedback, including frequency settings, AF level metering, EQ status, transmission indicators, input sensitivity, and lock status. The auto-lock function safeguards your settings during performances, and infrared sync allows fast and effortless pairing with compatible Sennheiser receivers.

Built for professional use, the SR IEM G4 includes two electronically balanced XLR/TRS combo inputs, a headphone output with independent volume control, and an Ethernet port (RJ-45) for network-based monitoring and remote management. A 50-ohm BNC antenna connector ensures robust RF performance, while the rugged metal chassis provides long-term durability in demanding conditions.

The unit ships with a 12V power supply and a GA 3 rackmount kit, making installation quick and straightforward.

Whether managing complex stage productions or small venue setups, the Sennheiser SR IEM G4 offers dependable, high-quality audio transmission tailored to professional needs.