AKG WMS40 Mini Single Vocal Set - Wireless Handheld Microphone System w/ Frequency Options

The WMS40 Mini wireless microphone system provides crystal clear sound and is a true plug 'n' play solution. Up and running in a second, it is the optimum wireless solution for small stages, clubs, places of worship, hotels, and gyms. 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 new frequency options include US25A 537.500 MHz, US25B 537.900 MHz, US25C 539.300 MHz, US25D 540.400 MHz. The dual-band WMS40 Mini2, meanwhile, addresses the combined frequency bands US25A/C and US25B/D.


  • 1 x SR40 Mini receiver
  • 1 x HT40 Handheld Wireless Transmitters
  • 30-Hour AA Battery Life
  • 2 x Balanced 1/4" Outputs

Tech Specs

Frequency Bandwidth A & C
Audio Frequency Response 40 to 20 kHz
Signal to Noise 110 dBA
Total Harmonic Distortion (THD) 0.8% @ 1 kHz
Peak Deviation 45 kHz
Nominal Deviation 15 kHz
Radio Output Power 10 mW
Transmitter Synchronization Manual
Interchangeable Mic Heads No
Number of Selectable Frequencies 1 fixed frequency
Range 66' / 20 m
Modulation FM
Pilot Tone No
Encryption No
Battery 1 x LR6 AA alkaline
Operating Time 30 hours
Material of Construction Plastic
Operating Temperature Range 14 to 131°F / -10 to 55°C
Dimensions (H x W) 9.1 x 2.0" / 230 x 51 mm
Weight 6.9 oz / 195 g

Customer Reviews

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