AKG WMS40M2VOCSTUS45A-C - UHF Vocal Band US45A/C Wireless System with 2 Microphones and Receiver

AKG WMS40M2VOCSTUS45A/C - Dual Vocal UHF Wireless System with 2 Handheld Microphones and SR40 Mini Dual Receiver (US45A/C Band)

The AKG WMS40 Mini2 Vocal Set US45A/C is a plug-and-play UHF wireless system designed for vocals, corporate events, education, worship, and small stages. It includes two HT40 Mini handheld transmitters with a cardioid dynamic capsule for maximum gain before feedback and an SR40 Mini Dual receiver with two balanced 1/4" outputs (one per channel). It operates on the US45A/C band with two fixed frequencies (660, 700, and 662, 300 MHz), simplifying setup without channel scanning.

The system offers up to 30 hours of battery life per microphone on a single AA battery, FM modulation and a wide, clean audio path ( 40 Hz – 20 kHz ), with a typical THD of 0.8% and a signal-to-noise ratio of 105 dB(A) . Each HT40 Mini features an integrated On/Off/Mute switch and battery status LED . The SR40 Mini Dual includes channel indicators (power, RF OK and AF clipping) and a volume control , as well as a universal switching power supply with EU/UK/US adapters for international use. AKG’s HDAP technology contributes to clear and stable pickup. Typical range up to 50 m in an unobstructed area.

Main features

• Dual vocal pack with 2 HT40 Mini handheld microphones (dynamic, cardioid) and SR40 Mini Dual receiver .
• US45A/C Band: 2 fixed frequencies 660.700 and 662.300 MHz for direct configuration.
• Quality Audio : 40 Hz – 20 kHz, THD 0.8% (1 kHz), S/N 105 dB(A) .
• Exceptional autonomy : up to 30 hours per transmitter with 1 AA battery .
• Receiver outputs: 2 x balanced 6.3 mm TRS jacks (independent per channel).
• Channel indicators on the receiver : ON/OFF, RF OK , AF CLIP ; volume control per channel.
• HT40 Mini Transmitter : On/Off/Mute switch and battery LED ; sturdy metal grille.
• Modulation: FM · RF power: 10 mW (typ.).
• SMPS power supply 110–240 V with EU/UK/US adapters.
• Typical range up to 50 m line of sight.

Product benefits

• Instant start-up : two preset frequencies and dual receiver for hassle-free use of two microphones.
• Lower operating costs : Up to 30 hours per AA battery reduces battery replacements during events and tours.
• Clear and stable vocals thanks to cardioid capsules and HDAP processing.
• Easy integration : 6.3mm balanced outputs ready for mixers, powered speakers or interfaces.
• Visual control of RF link and audio clipping from the front of the receiver.

Use cases

• Presentations and corporate events with two speakers.
• Educational centers and houses of worship.
• Bands, mobile DJs , and rentals for small/medium-sized venues.

Frequently Asked Questions

• Can I add more microphones? This set works with two fixed channels (US45A and US45C). For more simultaneous channels, use additional systems on different compatible frequencies .
• What connectors does the receiver offer? Two independent 6.3 mm TRS balanced outputs (one per channel).
• What's included? SR40 Mini Dual receiver, 2 x HT40 Mini , 110–240 V SMPS power supply with EU/UK/US adapters.

Description for projects

Dual UHF vocal wireless system; US45A/C band with 2 fixed frequencies (660, 700 & 662, 300 MHz); 2 x HT40 Mini handheld transmitters (cardioid dynamic, On/Off/Mute switch, LED); SR40 Mini Dual receiver with 2 balanced TRS 6.3 mm outputs , ON/RF OK/AF CLIP indicators and volume control; audio range 40 Hz–20 kHz; THD 0.8 % (1 kHz); S/N 105 dB(A); RF power 10 mW (typ.); autonomy up to 30 h per transmitter with 1 AA; range up to 50 m; 110–240 V power supply with EU/UK/US adapters.