The Sennheiser EW IEM G4-TWIN-A is a professional dual in-ear monitoring system designed for performers, musicians, theatres, broadcast applications, and touring productions requiring two bodypack receivers operating from a single stereo transmitter.
This version operates in the A-band (516–558 MHz), offering excellent RF stability, broad frequency agility, and robust hardware designed for demanding live environments.
The TWIN set includes two EK IEM G4 receivers and one SR IEM G4 stereo transmitter, allowing two performers to monitor the same mix simultaneously.
Key Features
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Operating frequency range: 516–558 MHz (A-band)
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Wide 42 MHz switching bandwidth
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Up to 1 680 selectable frequencies in 25 kHz steps
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Two receivers included for dual monitoring
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Stereo, mono, and Focus listening modes
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Adaptive diversity reception on each bodypack for stable, dropout-free performance
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Selectable RF output power on the transmitter (region-dependent)
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Easy frequency scan and infrared sync
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High-visibility displays on transmitter and receivers
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Rugged metal construction suitable for touring
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EQ, limiter, and balance control
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Compatible with G4 antenna combiners, boosters, and networking accessories
Technical Specifications
EK IEM G4 Receivers (per unit):
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Modulation: Wideband FM
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Output: 3.5 mm stereo jack, up to 2 × 100 mW at 32 ohms
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Signal-to-noise ratio: approx. 90 dBA
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Power: 2 × AA batteries or BA 2015 rechargeable pack
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Battery runtime: approx. 4–6 hours
