The Sennheiser EW IEM G4-A1 is a professional wireless in-ear monitoring system designed for live sound applications. Featuring a robust stereo bodypack receiver, IE 4 earphones, and a half-rack stereo transmitter, it delivers crystal-clear audio and reliable wireless performance with up to 100 meters range and 1680 tunable UHF frequencies.
The Sennheiser EW IEM G4-A1 is a high-performance wireless stereo monitoring set engineered for professional musicians, presenters, and live sound engineers. Designed to provide full control over your performance, the system ensures a consistent, clear audio experience for daily use on stage.
The set includes a half-rack stereo SR IEM G4 transmitter housed in rugged full-metal construction with an OLED display for intuitive operation. Wireless synchronization between transmitter and receivers is easily achieved via infrared, while compatibility with Sennheiser WSM control software allows flexible frequency allocation. With up to 16 compatible channels, a 42 MHz bandwidth, and 1680 selectable frequencies, the EW IEM G4-A1 offers interference-free operation in busy RF environments.
The included EK IEM G4 bodypack receivers are lightweight, durable, and designed to pair seamlessly with the IE 4 in-ear monitors, delivering precise sound across the entire frequency spectrum. High RF output power (up to 30 mW, country-dependent) ensures reliable transmission over distances up to 100 meters (300 feet).
This system is ideal for live performers, touring musicians, and any professional environment that demands crystal-clear in-ear monitoring, robust wireless reliability, and flexible setup options.
Key Features
- Professional wireless in-ear monitoring system for live sound
- Rugged stereo bodypack receivers with ergonomic design
- IE 4 in-ear headphones for clear, detailed audio across full frequency spectrum
- Half-rack SR IEM G4 stereo transmitter in full-metal housing with OLED display
- Easy infrared synchronization between transmitter and receivers
- Compatible with Sennheiser WSM software for frequency allocation
- Up to 16 compatible channels and 42 MHz bandwidth
- 1680 selectable UHF frequencies for interference-free operation
- Transmission range: up to 100 meters / 300 feet
- High RF output power up to 30 mW depending on country regulations
- 1 × SR IEM G4 stereo transmitter
- 2 × EK IEM G4 stereo bodypack receivers
- 2 × IE 4 in-ear headphones
- 4 × AA batteries
- 1 × Rod antenna
- 1 × GA 3 rackmount kit
- Quick guide
- Safety guide
- Manufacturer declaration sheet
- Frequency Range: A1 (470 – 516 MHz)
- Transmission Type: Digital UHF
- Number of Channels: 16 compatible channels
- Frequency Selection: 1680 fully tunable frequencies
- RF Bandwidth: 42 MHz
- Transmission Range: Up to 100 m / 328 ft line of sight
- Output Power: Up to 30 mW (country-dependent)
- Receiver Type: Stereo bodypack
- Headphones: IE 4 in-ear monitors
- Transmitter Type: Half-rack, OLED display
- Control Software: Sennheiser WSM compatible
- Power Source (Receivers): 4 × AA batteries
