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- Receiver: SR40 mini
- Transmitter/Microphone: PT40 + MKG L cable
- Frequency: ISM1: 863.1MHz
- System: UHF
- Frequency Band: 863,1 MHz
- Frequency Range: 40 Hz - 20 kHz
AKG WMS40 Mini Instrumental Wireless system ISM1: 863.1MHz
The AKG WMS40 Mini Instrumental ISM1 is a plug-and-play wireless system for guitar and bass, running on a license-free UHF frequency for immediate use across Europe. Players pair the PT40 Mini bodypack transmitter with the SR40 Mini receiver to roam freely on stage while maintaining natural tone. Signal fidelity is ensured by HDAP technology, capturing every nuance from your instrument.
- Up to 30 hours of operation from a single AA battery keeps running costs low for working musicians.
- No registration or fees are needed with the license-free 863.1 MHz ISM1 band in most European countries.
- Balanced 6.3 mm jack output on the receiver feeds amps, mixers, and pedalboards cleanly.
- It fits on a pedalboard, in a gig bag, or small stage rig thanks to the compact 0.5 kg receiver.
AKG WMS40 Mini Instrumental ISM1 — License-Free Wireless Freedom for Guitar and Bass
The AKG WMS40 Mini Instrumental ISM1 is a plug-and-play wireless instrument system created for guitarists and bassists eager to ditch cables without overcomplicating their gear. Utilizing the license-free 863.1 MHz ISM1 band, this model operates immediately across Europe with zero registration or fees. After opening the box, the PT40 Mini transmitter and SR40 Mini receiver can be paired in seconds, allowing musicians to get straight to performing.
What Sets This Wireless System Apart
At the heart of the system is HDAP (High Definition Audio Performance) technology, carefully engineered to deliver the instrument’s full frequency response from the input at the transmitter to the output at the receiver. The PT40 Mini pocket transmitter accepts both guitar and bass signals via its pro mini-XLR input, while the SR40 Mini receiver outputs a balanced 6.3 mm jack signal—ready for amps, mixers, or pedalboards with no added hum.
Technical Specifications — Built for Stage Reliability
Clarity and reliability are top priorities for the wireless link, with key specifications designed for performing musicians.
- The system utilizes UHF wireless technology for stable transmission in crowded RF environments.
- Frequency Band: 863.1 MHz (ISM1) — license-free operation throughout Europe
- Frequency Range: 40 Hz – 20 kHz — full-range response that captures bass fundamentals and guitar overtones
- Transmission Power: 10 mW — adequate range for small to mid-size stages
- Battery Life: up to 30 hours on a single AA cell — weeks of gigs between battery swaps
- Receiver Dimensions: 133 × 44 × 132 mm — slim enough to sit on a pedalboard
- Receiver Weight: 0.5 kg — light enough for any gig bag or fly rig
Who This Wireless System Is For
The AKG WMS40 Mini Instrumental ISM1 is the right fit for gigging guitarists, bassists, and keyboard players looking for a reliable wireless connection at a manageable price. Many worship leaders, pub musicians, and acoustic soloists value the long 30-hour battery life and fast setup. Electronic instrument players—from keytars to electric violins—also benefit from its wide frequency response and balanced output. If you perform regularly at a single venue or don’t require multiple wireless channels, this fixed single-channel design is a practical solution.
System: UHF
The UHF (Ultra High Frequency) wireless system operates within a broad frequency range, ensuring stable and reliable sound transmission with minimal interference. The UHF band provides excellent range and strong signal even in challenging conditions, making it ideal for professional applications such as live performances, conferences, or broadcasting.
Frequency Band: 863,1 MHz
The frequency band determines the range of frequencies in which the device operates. This product features a frequency band of 863,1 MHz, ensuring optimal performance and reliable signal transmission.
Frequency Range: 40 Hz - 20 kHz
The frequency response 40 Hz - 20 kHz provides a wide enough range to capture all the fine musical and sonic details.
Frequency
System
Frequency Band
Frequency Range
Rackmountable
External Antenna
Package Contents
Adapter, Receiver, Transmitter, Cable
Power Supply
Adapter
UK/EU Power supply included
Yes
Made in
China
All reviews come from verified customers who have purchased a product from us in the past.
AI summary of reviews
Based on the number of reviews: 14
Strengths
- Sound Quality: Customers consistently praise the clear and excellent sound transmission, noting its suitability for various instruments.
- Value for Money: Many users are surprised by the high quality and performance offered at its price, considering it an excellent investment.
- Reliability: The system is reported to be reliable in operation, with users experiencing stable signal transmission during performances.
- Extended Range: Several reviews highlight a better-than-expected range, allowing for greater freedom of movement.
Weaknesses
- Design Flaws: Some users report issues with the physical design, such as a non-detachable antenna interfering with controls and a fragile gain knob screwdriver.
- Cable Quality: The included guitar cable is described as flimsy, occasionally causing sound cracking or contact issues.
- Signal Interference: One user reported signal transmission with crackling, indicating potential interference issues for some.
What customers repeat
Verdict
Documents
Instructions for use
Manufacturer information
Safety instructions
Please refer to the user manual for the specific safety instructions for this product.
