---
product_id: 43498840
title: "Pro Audio WMS40MINI Vocal Set Band US25B Wireless Microphone System, with SR40 Receiver and PT40 Mini Pocket Transmitter. US25B 537.900 MHz"
brand: "akg"
price: "€ 207.55"
currency: EUR
in_stock: true
category: "Akg"
url: https://www.desertcart.ie/products/43498840-pro-audio-wms40mini-vocal-set-band-us25b-wireless-microphone-system
store_origin: IE
region: Ireland
---

# Plug & play setup Universal power supply 30h battery life Pro Audio WMS40MINI Vocal Set Band US25B Wireless Microphone System, with SR40 Receiver and PT40 Mini Pocket Transmitter. US25B 537.900 MHz

**Brand:** akg
**Price:** € 207.55
**Availability:** ✅ In Stock

## Summary

> 🎙️ Own the stage with wireless freedom and crystal-clear sound!

## Quick Answers

- **What is this?** Pro Audio WMS40MINI Vocal Set Band US25B Wireless Microphone System, with SR40 Receiver and PT40 Mini Pocket Transmitter. US25B 537.900 MHz by akg
- **How much does it cost?** € 207.55 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ie](https://www.desertcart.ie/products/43498840-pro-audio-wms40mini-vocal-set-band-us25b-wireless-microphone-system)

## Best For

- akg enthusiasts

## Why This Product

- Trusted akg brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Global Ready:** Universal switched mode power supply for seamless worldwide use.
- • **Effortless Setup:** Get on stage in seconds with true plug & play convenience.
- • **Crystal Clear Sound:** Experience pristine audio clarity for every performance.
- • **Marathon Battery Life:** Up to 30 hours on a single AA battery—perform longer, spend less.
- • **Interference-Free Frequencies:** Choose from four frequency bands for uninterrupted wireless freedom.

## Overview

The AKG PRO Audio WMS40MINI Vocal Set US25B is a professional-grade wireless microphone system featuring a dynamic handheld transmitter and ultra-compact receiver. Designed for small venues and mobile professionals, it delivers crystal-clear sound with up to 30 hours of battery life on a single AA battery. Its plug & play setup and universal power supply make it globally versatile, while multiple frequency options ensure interference-free performance.

## Description

The AKG PRO Audio WMS40 Mini wireless microphone system provides crystal clear sound and is a true plug'n'play solution. Up and running in seconds, it is the optimum wireless solution for small stages, clubs, places of worship, hotels, and gyms. The included HT40 Mini handheld transmitter features a dynamic cardioid capsule for maximum gain before feedback. The receiver comes in an ultra compact housing and offers a 1/4" jack output. The system is available in different application optimized set packages, all of which includes a universal, switched mode power supply for worldwide operation. The WMS40 Mini system stands out for its extremely long battery life of 30 hours with a single AA battery which helps saving money in the long run. The WMS40 Mini system’s frequency options include US25A 537.500 MHz, US25B 537.900 MHz, US25C 539.300 MHz, US25D 540.400 MHz. Also available is the dual-band WMS40 Mini2, which addresses the combined frequency bands US25A/C and US25B/D.

## Features

- Set Includes: HT40 Mini Professional Wireless Handheld Transmitter Microphone and SR40 Mini, Single Wireless Stationary Receiver.
- Crystal Clear Sound – Best audio quality for powerful performances.
- Up and Running in Seconds – Plug and play solution for easy set-up.
- Up to 30 Hours of Operation from a Single AA Battery – Saves money in day-to day use.
- Switched Mode Power Supply – Universal connector kit for worldwide use.
- This Version is US25B 537.900 MHz. There are Four Frequency Band Options – Find a free spectrum for clean, uninterrupted sound.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B01IHISYRM |
| Antenna Location | Karaoke, Singing |
| Audio Sensitivity | 40 Decibels |
| Best Sellers Rank | #21,034 in Musical Instruments ( See Top 100 in Musical Instruments ) #205 in Vocal Dynamic Microphones |
| Brand | AKG |
| Built-In Media | 1 x AA size battery, HT40 Mini handheld transmitter, SR40 Mini receiver, Stand Adapter, Universal power supply with EU/UK/US/AU |
| Color | Black |
| Compatible Devices | Amplifier, Karaoke Machine, Radio, Speaker |
| Connectivity Technology | Wireless |
| Connector Type | 6.35 mm Jack |
| Customer Reviews | 4.1 4.1 out of 5 stars (345) |
| Enclosure Material | Metal, Plastic |
| Global Trade Identification Number | 00885038038986 |
| Item Dimensions | 11.31 x 9.36 x 2.34 inches |
| Item Type Name | Wireless Microphone System |
| Item Weight | 2.5 Pounds |
| Manufacturer | AKG |
| Mfr Part Number | 3347X00120 |
| Microphone Form Factor | Microphone System |
| Model Name | WMS40MINI Vocal Set BD US25B |
| Model Number | 3347X00120 |
| Number of Batteries | 1 AA batteries required. (included) |
| Number of Channels | 1 |
| Polar Pattern | Unidirectional |
| Power Source | Battery Powered |
| Special Feature | Wireless |
| UPC | 885038038986 750408396471 |
| Unit Count | 1.0 Count |
| Warranty Description | Akg acoustics warrants akg products against defects in material or workmanship for a period of two years from the date of original purchase, and agrees to repair or, at our option replace any defective unit without charge for either parts or labor. akg grants a three-year warranty covering select products mainly studio and boundary layer microphones (see list of products above) against defects in … |

## Product Details

- **Brand:** AKG
- **Color:** Black
- **Compatible Devices:** Amplifier, Karaoke Machine, Radio, Speaker
- **Connectivity Technology:** Wireless
- **Connector Type:** 6.35 mm Jack
- **Model Name:** WMS40MINI Vocal Set BD US25B
- **Polar Pattern:** Unidirectional
- **Recommended Uses For Product:** Karaoke, Singing
- **Special Feature:** Wireless

## Images

![Pro Audio WMS40MINI Vocal Set Band US25B Wireless Microphone System, with SR40 Receiver and PT40 Mini Pocket Transmitter. US25B 537.900 MHz - Image 1](https://m.media-amazon.com/images/I/81mVrtZ8VBL.jpg)

## Available Options

This product comes in different **Style** options.

## Questions & Answers

**Q: does it have selectable channel**
A: No it comes with a default channel already and you can't change the channel.

**Q: What the frequency that the microfone Works at.  i Will use in Brazil**
A: The mic frequency will automatically adjust itself. No need to look for the right frequency.

**Q: I need to buy 5. Can they all be different frequencies?**
A: I believe so. I have 2 operating without problem at the same location. I do not recall a frequency adjustment so it must be automatic. There may be an upper count limit. Ask the manufacturer.

**Q: Can three single wms40 mini vocal set be operate at the same time without conflicts frequency or channel?**
A: As long as they are all different ABCD bands of this model.  I have three for my wedding DJ setup and I run ABC bands with absolutely no interference.  Have been doing this for about 3 years now.  No dropouts up to about 100 feet line of sight and no failures yet.  I even have to AKG's from 20 years ago I use as well if needed for lavalier applications that still work perfectly.  Big AKG fan here.

## Frequently Bought Together

- AKG Pro Audio WMS40MINI Vocal Set Band US25B Wireless Microphone System, with SR40 Receiver and PT40 Mini Pocket Transmitter
- Monoprice XLR Male to 1/4-Inch TRS Male Cable - Gold Plated, High Fidelity and Eliminate Noise in the Recording Studio and On Stage, 16AWG, 6 Feet, Black, 6Ft

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*Product available on Desertcart Ireland*
*Store origin: IE*
*Last updated: 2026-07-12*