AKG WMS40MINSTRSETISM2 - UHF Instrument Band ISM 2 864.375 MHz Wireless System with Beltpack and Receiver

AKG WMS40 Mini Instrument Set ISM2 (WMS40MINSTRSETISM2) - UHF 864.375 MHz Wireless System for Guitar/Bass with PT40 Mini Bodypack and SR40 Mini Receiver

The AKG WMS40 Mini Instrument Set ISM2 is a plug & play UHF wireless system for instruments (guitar, bass and high impedance output sources) operating in the ISM 2 band: 864.375 MHz , license-free in Europe. It includes the SR40 Mini receiver , the PT40 Mini bodypack transmitter and the MKG L instrument cable (mini XLR to 6.3 mm jack), offering up to 30 hours of battery life with a single AA battery and immediate installation. Proprietary HDAP (High Definition Audio Performance) technology ensures clear, stable audio with a 40 Hz–20 kHz response.

The compact SR40 Mini receiver features a 1/4" TRS (balanced) output jack for direct connection to mixers, interfaces, or amplifiers, and RF OK and AF CLIP LED indicators for signal and power monitoring. The PT40 Mini features a 3-pin mini XLR connector compatible with AKG's range of accessories, gain control accessible under the battery cover, and an on/off/mute switch . This fixed-frequency system is designed for those who need reliable, quick setup on stages, rehearsal rooms, schools, gyms, or churches.

Main features

• ISM Band 2 (EU) : operates at 864.375 MHz , license-free in most of Europe.
• Complete pack : SR40 Mini receiver, PT40 Mini belt pack and MKG L cable (mini XLR to 6.3 mm jack) for instrument.
• Extended battery life : up to 30 hours with a single AA battery in the pouch.
• Clear audio with HDAP and 40 Hz – 20 kHz system response.
• Receiver output : 6.3 mm TRS jack (balanced) with volume control and RF OK and AF CLIP indicators.
• Transmitter : 3-pin mini XLR input, gain control and on/off/mute .
• Typical RF power : 10 mW ; typical range up to 30 m line of sight.
• Ultra-compact, plug-and- play non-diversity desktop receiver .
• Includes universal power supply and 1 AA battery to get started.

Product benefits

• Ready in seconds : Simple fixed frequency setup with no menus or hassle.
• Fewer battery changes : up to 30 hours per AA reduces costs and downtime.
• Wide Compatibility : Mini XLR connector allows you to use other AKG microphones/headsets if needed.
• Direct connection : balanced TRS output for integration into mixers, interfaces or amps.

Use cases

• Live guitar and bass , rehearsal, and backline for small and medium-sized venues.
• Educational and religious centers : performances and sound reinforcement with quick setup.
• Gyms and hotels : events, classes, and entertainment with freedom of movement.

Frequently Asked Questions

• Can I add another transmitter to the same receiver? This set uses a fixed frequency ; only one active transmitter per receiver can operate on the same carrier.
• Is it compatible with AKG headset/lavalier microphones? Yes, as long as they use a 3-pin mini XLR (AKG). You'll just need to change the cable/capsule in the bodypack.
• Do I need a license for 864.375 MHz? In most European countries, the ISM band (863–865 MHz) is open to wireless microphones. Check local regulations.

Description for projects

AKG WMS40 Mini Instrument Set ISM2 UHF wireless instrument system (fixed frequency 864.375 MHz ): SR40 Mini desktop receiver , 6.3 mm TRS output jack , RF OK and AF CLIP indicators ; PT40 Mini transmitter with 3-pin mini XLR , gain control and on/off/mute ; system audio response 40–20,000 Hz , RF power 10 mW , typical range ≈30 m LOS; battery life up to 30 h with 1×AA; includes MKG L cable , power supply and 1 AA battery . HDAP technology . Non-diversity receiver .