AKG WMS420PRESSETBDD - UHF Presenter Band D Wireless System with Beltpack, Lavalier Microphone, and Receiver

AKG WMS420 Presenter Set Band D - UHF Wireless System with PT420 Bodypack, C417 L Lavalier Microphone and SR420 Receiver (863.1–864.9 MHz)

The AKG WMS420 Presenter Set Band D is a professional-grade UHF wireless system for presentations, education, worship, and corporate events. The set integrates the SR420 receiver (half 19" rack), the PT420 bodypack transmitter and the C417 L lavalier microphone (omnidirectional condenser), offering simple setup, clear audio and reliable operation. Band D operates in the European unrestricted band 863.1–864.9 MHz and incorporates three selectable fixed frequencies , allowing up to three systems to operate simultaneously in this range. The SR420 provides detachable antennas (BNC connection), balanced XLR and 6.3 mm jack outputs , RF and audio clip indicators, and adjustable squelch to maintain a clean link even in demanding RF environments. The PT420 bodypack offers up to 8 hours of battery life on a single AA battery, charging contacts for use with a charger and integrated gain control, while the C417 L ensures natural 360° intelligibility with a 20–20,000 Hz response and a 3-pin mini XLR connector compatible with the AKG bodypacks.

Main features

• Complete presenter set : SR420 + PT420 + C417 L lavalier with clip and windscreen (W407) included.
• Band D (EU) : 863.1–864.9 MHz with 3 fixed frequencies and up to 3 simultaneous channels in this band.
• SR420 Receiver : detachable antennas (BNC), XLR and 6.3 mm jack outputs, RF/audio clip indicators and adjustable squelch .
• PT420 Belt Pack : up to 8h with 1×AA, charging contacts , gain control and silent On/Off/Mute switch.
• C417 L Microphone : 20–20,000 Hz omnidirectional condenser; discreet, lightweight, with 3-pin mini-XLR connector.
• WMS420 system scalability : up to 8 simultaneous channels in wider bands (depending on regulations and band version).

Product benefits

• Quick Setup : Fixed frequency selection and simple controls speed up setup in venues and on-the-go events.
• Clear and stable audio : Natural omnidirectional lavalier, antenna switching diversity and adjustable squelch to minimize noise and interference.
• Cost-effective operation : up to 8 hours with one AA battery; direct recharging possible using the compatible charger.
• Universal integration : XLR/jack outputs for direct connection to mixing consoles, interfaces or PA systems.

Use cases

• Presentations and training in classrooms, auditoriums and conference rooms.
• Religious and institutional events with several speakers.
• Corporate events , trade shows and conventions where quick changes between rooms are required.

Frequently Asked Questions

How many systems can I use at once? The WMS420 can operate up to 8 channels across broad system bands; in Band D (863.1–864.9 MHz), there are 3 fixed frequencies , so up to 3 systems can be operated simultaneously on that specific band.

What microphone does this set include? The Presenter Set includes the C417 L (omnidirectional) with a 3-pin mini-XLR. The PT420 bodypack is compatible with other AKG MicroMics if you want to change capsules.

What is the transmitter's RF power? Power depends on the band. In Band D, the transmitter typically operates at 10 mW, according to the set marketed for this band.

Description for projects

AKG WMS420 Presenter Set UHF wireless system Band D (863.1–864.9 MHz) with SR420 receiver (switching diversity; balanced XLR and 6.3 mm jack outputs; RF/clip indicators; adjustable squelch; detachable BNC antennas; size approx. 200 × 44 × 150 mm), PT420 transmitter (3-pin mini XLR; gain control; mute switch; charging contacts; battery life up to 8 h with 1×AA; 60 × 75.5 × 30 mm; 214 g; audio width 40–20,000 Hz; S/N 105 dB(A); THD 0.8%) and C417 L microphone (omnidirectional condenser; 20–20,000 Hz; sensitivity approx. 7 mV/Pa; 200 Ω; cable 1.5 m). Fixed frequencies; up to 3 simultaneous channels in Band D.