AKG WMS420INSETBDU2 - UHF Instrument Band U2 Wireless System with Bodypack and Receiver

AKG WMS420 Instrument Set Band U2 - UHF Wireless Instrument System with PT420 Bodypack, SR420 Receiver, and MKG L Cable

The AKG WMS420 Instrument Set Band U2 is a professional UHF wireless system for guitar, bass and other instruments with 1/4" output. The set includes the SR420 receiver (switched diversity, 1/2 rack), the PT420 bodypack and the AKG MKG L cable (3-pin mini XLR to 1/4" jack), offering a direct and stable connection without modifying the instrument. The U2 band covers 614.1–629.9 MHz with 8 predefined fixed channels/frequencies , simplifying coordination and allowing up to 8 systems to operate simultaneously within the same band, with a tuning width of up to 30 MHz . The system incorporates pilot tone to avoid unwanted unwanted noise, detachable BNC type antennas and adjustable squelch , guaranteeing clear audio and continuity on stages, rehearsal rooms or installations.

Main features

• Ready to play : SR420 + PT420 + MKG L cable (mini-XLR 3p → jack 6.3 mm) for electric instruments.
• U2 band (614.1–629.9 MHz) with 8 factory-set frequencies : 614.1 / 614.5 / 616.9 / 618.9 / 620.5 / 625.9 / 629.1 / 629.9 MHz.
• Multi-channel operation : up to 8 compatible channels on the same band; tuning width up to 30 MHz .
• SR420 Receiver : switching diversity, balanced XLR and 6.3 mm jack outputs, detachable BNC antennas and adjustable squelch .
• PT420 transmitter : 3-pin mini-XLR input, up to 8 hours of battery life with 1×AA and charging contacts for use with charger (NiMH).
• Audio Quality : 40–20,000 Hz response, S/N 105 dB(A) and THD 0.8% @1 kHz typical.
• Pilot tone to prevent noise and dropouts when turning on/off, and RF/clip indicators on the receiver for quick control.

Product benefits

• Direct and secure connection : The MKG L cable turns your instrument wireless without adding pickups or additional electronics.
• Agile setup : Predefined channels, simple manual synchronization and clear LED reading reduce commissioning time.
• Real-world reliability : Pilot tone, adjustable squelch, and detachable antennas provide a stable link that can be expanded with professional RF accessories.
• Low operating costs : up to 8 hours with one AA battery in the belt pack, with direct NiMH charging option.

Use cases

• Stage and rehearsal for electric guitars and basses that require freedom of movement.
• Corporate and educational events where instruments need to be integrated into PA systems without long cables.
• Fixed installations in multipurpose rooms that operate several channels in parallel.

Frequently Asked Questions

What exactly does the set include? SR420 receiver, PT420 beltpack, MKG L instrument cable , 2 antennas, power adapter, and 1 AA battery.

Can I use pedals/effects? Yes. Connect the SR420's output to your chain (or mixer/amp) as if it were a wired output; the wireless link is between the instrument and the receiver.

How many systems can I use at once? Up to 8 within a single band (as long as the chosen frequencies don't overlap and the RF environment allows).

Description for projects

AKG WMS420 Instrument Set Band U2 UHF wireless system with SR420 (switching diversity; XLR and 1/4" jack outputs; detachable BNC antennas; adjustable squelch; 1/2 rack format; 150 × 44 × 200 mm ) and PT420 (mini-XLR 3p input; 40–20,000 Hz ; S/N 105 dB(A) ; THD 0.8 % ; battery life up to 8 h with 1×AA; 60 × 75.5 × 30 mm , 214 g ). Including MKG L cable (mini-XLR 3p to 1/4" jack). U2 band : 614.1–629.9 MHz (8 fixed channels/frequencies). Tuning width up to 30 MHz; pilot tone .