AKG WMS40MINVOCSETISM1 - ISM1 Vocal Band UHF Wireless System with Microphone and Receiver

AKG WMS40MINVOCSETISM1 - ISM1 Vocal UHF Wireless System (863.100 MHz) with Handheld Microphone and SR40 Mini Receiver

The AKG WMS40MINVOCSETISM1 is a plug & play UHF wireless vocal system that combines the HT40 Mini handheld transmitter with a cardioid dynamic capsule and the SR40 Mini receiver . It operates in the ISM1 band (863,100 MHz) , free of registration and fees throughout Europe, and uses HDAP (High Definition Audio Performance) technology to deliver clear, natural sound. The HT40 Mini provides up to 30 hours of battery life on a single AA battery and includes an ON/OFF/MUTE switch and low battery LED . The SR40 Mini incorporates three status LEDs (power, RF OK and audio clip) and a balanced 6.3 mm TRS jack output with adjustable level , facilitating direct integration into mixers, interfaces and PA systems.

Main features

• Frequency band: ISM1 (863.100 MHz), unlicensed use in the EU.
• Microphone capsule: cardioid dynamic, high gain before feedback.
• Technology: HDAP for clear, realistic sound.
• Transmitter autonomy: up to 30 h with 1× AA.
• Transmitter controls: ON/OFF/MUTE switch and low battery LED.
• Receiver indicators: 3 LEDs (ON/OFF, RF OK, AF CLIP) and volume control.
• Receiver audio output: balanced via 6.3mm TRS jack with adjustable level .
• Audio Specifications: 40 Hz – 20 kHz; Typical THD: 0.8% at 1 kHz; Typical S/N: 110 dB(A).
• Radio frequency: FM modulation; typical RF power 10 mW ; fixed frequency.
• Receiver power: 110–240 V AC switching power supply with international adapters.
• Design: Compact non-diversity receiver for stationary installation.

Product benefits

• Ready to go: plug and play system with clear LED monitoring.
• Fewer battery changes: up to 30 hours with an AA reduces operating costs.
• Professional integration: Balanced TRS output with level control to adapt the signal to your equipment.
• Operation without formalities: fee-free use and registration in the European ISM band (863–865 MHz).

Use cases

• Lead voice and voiceover work at corporate, educational, and places of worship events.
• Performances in venues and clubs that require mobility and quick set-up.
• Rental and backline for its simple handling and minimal maintenance.

Frequently Asked Questions

Can I use multiple systems at the same time?
It is possible to operate multiple channels if each set uses a different ISM frequency (e.g., ISM1/ISM2/ISM3) to minimize interference within 863–865 MHz.

Is the receiver output balanced?
Yes. The SR40 Mini offers a balanced 6.3mm jack output with adjustable level via the volume control.

What does the set include?
Typically: SR40 Mini , HT40 Mini , 110–240 V switching power supply with adapters (EU/UK/US) and 1× AA battery (inclusion may vary depending on distributor/batch).

Description for projects

AKG WMS40MINVOCSETISM1 (Single Vocal Set) UHF Wireless Vocal System: ISM1 863.100 MHz ; cardioid dynamic capsule (HT40 Mini); SR40 Mini receiver with 1/4" TRS balanced output and level control; HDAP ; audio bandwidth 40 Hz–20 kHz ; typical THD 0.8 % (1 kHz); typical S/N 110 dB(A) ; FM modulation ; typical RF power 10 mW ; transmitter battery life up to 30 h with 1 × AA; receiver power 110–240 V AC ; non-diversity receiver.