Sennheiser ew IEM G4 Wireless Monitor System (A: 516 to 558 MHz)

Overview

The Sennheiser 509609 is a wireless in-ear monitor system designed to provide professional-quality audio monitoring for live performances and demanding environments. It operates within a 42 MHz bandwidth and offers up to 1680 selectable frequencies, ensuring clear sound even in crowded RF settings. The system includes a half-rack SR IEM G4 transmitter, an EK IEM G4 stereo bodypack receiver, and IE 4 earphones, all built to deliver reliable and interference-free audio with a transmission range of up to 300 feet.

Key features

• Wide frequency range with 1680 selectable channels to avoid interference and maintain clear audio.
• OLED display on the transmitter for intuitive control and real-time system monitoring.
• IR synchronization between transmitter and receiver simplifies frequency matching and setup.
• Rugged metal bodypack receiver designed to withstand the demands of touring and live events.
• IE 4 earphones engineered for durable, high-quality sound monitoring on stage.
• Flexible power options including standard AA batteries or optional rechargeable packs for extended use.
• Transmission range up to 300 feet allows performers freedom of movement without signal loss.

Key specs

• Frequency range: 516 to 558 MHz
• Bandwidth: 42 MHz
• Selectable frequencies: up to 1680
• Transmission range: up to 300 feet
• Transmitter type: half-rack SR IEM G4
• Receiver type: EK IEM G4 stereo bodypack
• Earphones: IE 4 in-ear monitors
• Power supply: AA batteries or rechargeable packs

Connectivity and compatibility

This system integrates seamlessly with professional audio setups, offering stable wireless transmission suitable for musicians, sound engineers, and performers. The IR synchronization feature ensures quick and accurate frequency matching, reducing setup time and minimizing interference risks. Its compatibility with standard audio equipment makes it a versatile choice for various live sound environments.

Performance and reliability

Built to endure the challenges of live performances, the metal bodypack receiver and durable IE 4 earphones provide consistent sound quality and physical resilience. The wide frequency selection and strong transmission range help maintain uninterrupted audio monitoring, even in complex RF environments. This system supports long sessions with flexible power options, ensuring dependable operation throughout events.

Ideal uses and environments

The Sennheiser 509609 fits well in live music venues, theater productions, houses of worship, and studio settings where clear and reliable in-ear monitoring is critical. It suits musicians and audio professionals who require freedom of movement on stage without compromising sound quality. Its robust design and extensive frequency options make it a strong choice for any demanding audio monitoring application.