AKG WMS-420 Vocal Set Band A - professional multi-channel wireless microphone system
AKG WMS-420 Vocal Set Band A is a professional wireless microphone system consisting of the SR420 receiver and the HT420 handheld transmitter with a D5 capsule. It provides 4–8 selectable channels, switchable RF power (10/20/50 mW), a 40 Hz–20 kHz audio range, and up to 8 hours of operation from a single AA battery. With BNC connectors for external antennas, it’s ideal for stage, conference, and fixed installations.
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AKG WMS-420 Vocal Set Band A – Professional Wireless System for Stage and Installations
The WMS-420 Vocal Set Band A is a complete wireless system designed for live vocals, conferences, presentations, and permanent installations. It includes the SR420 receiver and the HT420 handheld transmitter with the renowned D5 capsule – delivering exceptional reliability and sound quality for demanding live situations.
Main Features and Benefits
- Flexible frequency selection: UHF operation with 4 to 8 selectable channels, high resistance to interference through automatic channel coordination.
- RF output power: Switchable 10 / 20 / 50 mW for adaptable coverage and performance.
- Extended operating time: Up to 8 hours of continuous use with a single AA battery – perfect for concerts and presentations.
- Contact charging option: Transmitters can be charged directly in the optional CU400 charger without removing batteries.
- Professional D5 microphone capsule: Integrated into the HT420 handheld transmitter, offering high feedback resistance and clear, powerful sound.
- External antenna support: The SR420 receiver provides BNC connectors, enabling connection of external antenna systems and accessories from AKG.
- Wide audio transmission range: 40 Hz – 20 kHz for full-spectrum vocal and instrument reproduction.
Applications
- Live stages and concerts requiring reliable wireless freedom,
- Conference rooms, lectures, and corporate presentations,
- Fixed installations in venues such as churches, studios, or hotels.
Technical Specifications
Component | Specification |
---|---|
Frequency range | UHF – 4 to 8 channels per band |
RF output power | 10 / 20 / 50 mW |
Audio bandwidth | 40 Hz – 20 kHz |
Transmitter power supply | 1 × AA battery – up to 8 hours |
Charging option | Contact-based – compatible with CU400 |
Antenna connections | 2 × BNC for external antennas |
Included accessories | Microphone stand adapter, power supply, BNC connectors |
By choosing the AKG WMS-420 Vocal Set Band A, you get a robust, versatile, and professional wireless system – the perfect choice for vocalists, presenters, and fixed installations requiring reliable performance.
Product delivery details AKG WMS-420 Vocal Set Band A - professional multi-channel wireless microphone system
Shipment from Warsaw, Poland.
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AKG WMS-420 Vocal Set Band A - professional multi-channel wireless microphone system - Frequently asked questions.
FAQ – Frequently Asked Questions
- Can I use multiple sets at the same time?
- Yes – up to 8 channels per band can be used simultaneously without interference.
- What is the transmission range?
- Depending on the RF power setting (10/20/50 mW) and environment, the range covers typical indoor and stage requirements with ease.
- Do I need to remove the battery to charge it?
- No – the transmitter has charging contacts compatible with the optional CU400 charging station.
- What if I experience interference?
- The system offers multiple selectable frequencies. Simply switch to another available channel or use external antenna systems for enhanced stability.
- Can I connect external antennas?
- Yes – the SR420 receiver includes BNC connectors for external AKG antennas, splitters, and amplifiers.
About manufacturer AKG

AKG to wiedeńska firma założona przez dr Rudolfa Goerike i Ernestaa Pless. Już w ciągu kilku miesięcy od powstania spółki zaczęto korzystać z ich mikrofonów. Dzięki swojemu innowacyjnemu podejściu marka jako pierwsza wypuściła na rynek wiele różnych produktów takich jak np. zdalnie sterowany matrycowy mikrofon, ,,zintegrowane otwarte'' słuchawki czy zawieszenie sektorowe. Ze sprzętu AKG korzystają tacy muzycy jak np. The Rolling Stones, Stevie Wonder czy Kayne West.
Company
- Manufacturer's headquarters: United States
- Average product rating: 4.8
Products
- Product count: 293
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