Pricing and availability
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Price
Average Price: $368
Standard/Professional
$299
$700+
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Budget
Standard
High-end
Price History
Based on price data from 3 merchants for "AKG WMS420 Wireless Instrument System (band A)". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.
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Description
For musicians seeking a reliable and flexible wireless solution, the AKG WMS420 Wireless Instrument System delivers exceptional performance, whether on stage or in fixed installations. This system is a versatile option for guitar, bass, and keyboard enthusiasts, ensuring seamless connectivity through its dual-antenna diversity technology, which enhances signal reliability and minimizes dropouts. The WMS420 includes the SR420 stationary receiver and PT420 bodypack transmitter, complete with a 1/4" instrument cable.
The PT420 transmitter is a standout with its noiseless On/Off/Mute switch, gain control knob, and LCD channel display, all powered by a single AA battery. With up to eight hours of operation, it is designed for long sessions without the hassle of frequent battery changes. Additionally, the transmitter supports rechargeable batteries via charging contacts, adding to its economical appeal.
The SR420 receiver's front panel is equipped with user-friendly controls, including an On/Off button, rotary output volume control, and an LCD display for channel selection. Its detachable antennas are compatible with professional RF accessories, allowing for enhanced reception and adaptability in a multichannel setup. Whether you are performing live or setting up a permanent installation, the WMS420 provides the freedom and clarity you need to focus on your music.
Key Features:
- Dual-antenna diversity for reliable signal and reduced dropouts
- Includes SR420 receiver and PT420 bodypack transmitter with 1/4" instrument cable
- Up to 8 hours of operation on a single AA battery
- Charging contacts on the transmitter for rechargeable battery support
- Detachable receiver antennas for professional RF accessory compatibility
- LCD display and gain control on the transmitter for ease of use
- Suitable for guitar, bass, and keyboard applications
Product specs
| System Simultaneous Channels | 8 |
| System Analog/Digital | Analog |
| System Frequency Range | 530-559 MHz |
| System Operating Range | 98 ft. Line-of-sight |
| System Frequency Response | 40Hz-20kHz |
| Instrument Cable Connector 1 | 1/4" |
| Instrument Cable Connector 2 | Mini-XLR |
| Transmitter Form Factor | Bodypack |
| Transmitter Mute Feature | Yes |
| Transmitter Battery Type | 1 x AA |
| Transmitter Battery Life | 8 hours |
| Transmitter Connector | Mini-XLR |
| Transmitter Dimensions | 2.36" x 2.97" x 1.18" |
| Transmitter Weight | 0.47 lbs. |
| Receiver Antenna Type | Detachable |
| Receiver Front Panel Display | Yes |
| Receiver Type | Table Top |
| Receiver Rackmountable | Yes |
| Receiver Rack Spaces | 1U (half-rack) |
| Receiver Outputs | 1 x XLR, 1 x 1/4" |
| Receiver Dimensions | 5.9" x 1.73" x 7.87" |
FAQs
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How many channels can the AKG WMS420 Wireless Instrument System operate simultaneously?
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The AKG WMS420 Wireless Instrument System can operate up to 8 channels simultaneously, allowing for multiple instruments or microphones to be used at the same time without interference.
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What is the operating range of the AKG WMS420 Wireless Instrument System?
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The AKG WMS420 Wireless Instrument System has an operating range of 98 feet line-of-sight, making it suitable for small to medium-sized venues.
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What type of battery does the AKG WMS420 transmitter use, and how long does it last?
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The AKG WMS420 transmitter uses a single AA battery, providing up to 8 hours of continuous operation, making it reliable for long performances.
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Is the AKG WMS420 Wireless Instrument System compatible with other AKG microphones?
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Yes, the AKG WMS420 is compatible with all AKG MicroMics, offering flexibility for different microphone applications.
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Can the AKG WMS420 receiver be rackmounted?
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Yes, the AKG WMS420 receiver is rackmountable and fits in a 1U half-rack space, providing a convenient setup for professional audio systems.
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Does the AKG WMS420 Wireless Instrument System have a mute feature on the transmitter?
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Yes, the AKG WMS420 transmitter includes a mute feature, allowing users to silence the instrument or microphone without turning off the transmitter.
Reviews
PROS
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Impressive battery life using a single AA battery for up to 10 hours
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Serviceable connectors allow easy repairs without needing replacement cables
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Crystal clear signal with no drops experienced over extended use
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Comparable performance to more expensive Shure and Sennheiser systems
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Plug-and-play functionality with no latency or noise issues
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Reliable with no interference from outside sources
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Fantastic sound quality at an affordable price point
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Strong, consistent signal range suitable for professional settings
CONS
Owner Insights
We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about AKG WMS420 Wireless Instrument System (band A).
Features and functionality
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The AKG WMS420 allows for a bodypack transmitter setup, which is preferred over plug-in transmitters for stability during performances.
Source
Comparisons
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The AKG WMS420 is considered an upgrade from the AKG WMS 40 mini, offering higher-end performance for gigging musicians.
Source
User experience
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Owners report that the AKG WMS420 provides reliable performance in venues like pubs and private events, where extreme range is not a necessity.
Source
Critic Reviews
Based on 0 Reviews and 0 Ratings
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