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Sennheiser EW IEM G4-TWIN-A1 Wireless In-Ear Monitoring System (A1-Band: 470-516 MHz)

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Sennheiser EW IEM G4-TWIN-A1 Wireless In-Ear Monitoring System (A1-Band: 470-516 MHz)

$1,149.00 to $1,967.00 Price Tier: High-end

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Page last updated Jul 07, 2026

Pricing and availability

We compare 600+ stores and found this item at 7 stores. Prices updated July 7, 2026.

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Reviews

Price

5.0 (4)

$1,967.00

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$1,649.00

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Used

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$1,149.00 16 available New

$1,199.99 3 available Used

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5.0 (1)

$1,649.00

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4.7 (12)

$1,749.00 $1,649.00 $100.00 · All time low

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4.4 (5)

$1,355.00 $1,245.00 $110.00 · All time low

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Average Price: $1,545

High-end/Boutique

$100

$301+

Price Tier

In the Headphones & In-Ear Monitors category, Sennheiser EW IEM G4-TWIN-A1 Wireless In-Ear Monitoring System (A1-Band: 470-516 MHz) is priced in the High-end/Boutique range. This premium gear is built to very high standards and offers premium features.

Budget

Standard

High-end

Price History

Based on price data from 5 merchants for "Sennheiser EW IEM G4-TWIN-A1 Wireless In-Ear Monitoring System (A1-Band: 470-516 MHz)". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.

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Description

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Elevate your stage performance with the Sennheiser EW IEM G4-TWIN-A1 Wireless In-Ear Monitoring System. Designed for professional musicians and audio engineers, this system offers unparalleled clarity and freedom on stage. With a robust half-rack transmitter and two ultra-compact bodypack receivers, you can enjoy high-quality audio without the hassle of feedback or interference.

The system boasts a comprehensive frequency range in the A1 band (470-516 MHz) and offers up to 1,680 selectable UHF frequencies, ensuring you find the perfect channel for your performance. The inclusion of adaptive diversity technology means the receivers use the headphone cable as a second antenna, providing a reliable connection no matter where you move on stage. The intuitive menu navigation, coupled with a backlit OLED display, allows for seamless operation even in low-light conditions.

Included IE 4 earphones deliver a flat frequency response, perfect for accurate reference monitoring, while the ergonomic design ensures comfort during long performances. This system is built to withstand the rigors of touring, with rugged metal housings and components designed for easy synchronization and flexible frequency allocation through Sennheiser’s Wireless Systems Manager (WSM).

Whether you're performing in a theater, house of worship, or on a concert stage, the Sennheiser EW IEM G4-TWIN-A1 provides the tools you need to deliver your best performance with confidence.

Key Features:

Frequency range: A1-Band (470-516 MHz)
Up to 1,680 selectable UHF frequencies
Transmission range up to 330 feet
Adaptive diversity for reliable signal reception
OLED display with automatic dimming
Includes two bodypack receivers and IE 4 earphones
Supports up to 16 compatible channels in 42 MHz bandwidth
Compatible with Sennheiser's Wireless Systems Manager (WSM)
Robust metal housing for durability during touring
Up to 8 hours of operation time

Product specs

Frequency Range	470-516 MHz (A1 band)
Stereo/Mono	Stereo
Included Transmitter	SR IEM G4
Included Receiver	EK IEM G4
Included Earphones	IE 4
Number of Frequencies	1,680
Auto Frequency Scan	Yes
Operating Range	300 ft. Line-of-sight
Earphone Type	In-ear
Transmitter Inputs	2 x XLR-1/4" combo
Transmitter Outputs	2 x 1/4" (loop out), 1 x RJ-45 (ethernet)
Transmitter Power	12V DC power supply
Transmitter Dimensions	1.7" x 8.35" x 6.61"
Receiver Output Jack	1 x 1/8"
Receiver Power	2 x AA, 1.5 V or BA 2015 accupack
Receiver Dimensions	3.32" x 2.57" x 1.22"
Receiver Weight	0.27 lbs.

FAQs

What is the operating range of the Sennheiser EW IEM G4-TWIN-A1 Wireless In-Ear Monitoring System?: The Sennheiser EW IEM G4-TWIN-A1 has an operating range of up to 300 feet line-of-sight, providing reliable performance for stage and live sound applications.
How many channels can the Sennheiser EW IEM G4-TWIN-A1 support simultaneously?: This system supports up to 16 compatible channels, making it suitable for complex monitoring setups in live performances.
Does the Sennheiser EW IEM G4-TWIN-A1 system include earphones?: Yes, the system includes the Sennheiser IE 4 in-ear earphones, designed to deliver clear and detailed sound for monitoring purposes.
What type of inputs does the transmitter of the Sennheiser EW IEM G4-TWIN-A1 have?: The transmitter features 2 x XLR-1/4" combo inputs, allowing for flexible connectivity with various audio sources.
Is the Sennheiser EW IEM G4-TWIN-A1 suitable for use in different countries?: The system operates in the A1 band (470-516 MHz) and features high RF output power up to 30 mW, depending on country regulations, making it versatile for international use.
What power options are available for the receiver in the Sennheiser EW IEM G4-TWIN-A1 system?: The receiver can be powered by 2 x AA batteries or a BA 2015 accupack, offering flexibility for different performance settings.

Reviews

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PROS

Exceptional sound clarity and clean bottom end.
Robust and durable design withstands falls.
Long-lasting battery life, even with original batteries.
Allows two different mixes through one system.
Reliable, even through concrete walls and at long distances.
Quick setup and intuitive operation after initial learning curve.
Practically zero latency for live monitoring.
Great value with dual mono packs for expanded use.
Effective RF management minimizes interference.
Display names on packs simplify identification for musicians.

CONS

Occasional background noise due to compander effect.
Volume knob lacks precision, causing large jumps in volume.
System operation can be non-intuitive at first.
Some users experience hardware failures requiring service.
Basic software could benefit from improvement.
Default earphones may not match quality of higher-end models.
Clips could be of better quality, and rechargeable battery option is absent.

Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Sennheiser EW IEM G4-TWIN-A1 Wireless In-Ear Monitoring System (A1-Band: 470-516 MHz).

Features and functionality

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The Sennheiser EW IEM G4-TWIN-A1 covers a 40MHz bandwidth, similar across other bands, offering flexibility in frequency selection based on location.
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Sennheiser G4 allows networking; the IEM cable acts as a backup antenna, providing a unique redundancy feature not found in the Shure PSM300.
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Use cases and applications

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For use as an IFB system, the G band is recommended for compatibility with affordable Chinese headphone receivers.
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Sennheiser G4's robust Ethernet control and locking XLR connectors are advantageous for permanent rack installations where stability during transport is critical.
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Software and compatibility

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Utilize the Shure Wireless Frequency Finder for identifying available frequencies in your area, ensuring minimal interference with local TV station frequencies.
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Other

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The 470-516 MHz range is legal in the US without a license, as the 700 MHz range requires licensing after being auctioned to companies.
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Build quality

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Sennheiser G4 offers combo jacks (XLR and 1/4"), providing flexibility without adapters, which enhances convenience during setup compared to Shure PSM300.
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Comparisons

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The Sennheiser G4 has a higher noise floor compared to Shure PSM300, which is attributed to the analog nature of the Sennheiser system.
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Value and pricing

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The new Sennheiser XSW IEMs are considered a good entry-level option for small venues due to lower price and ease of use despite fewer features and plastic build.
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