AKG PW45PRESBDA - UHF Presenter Band A Wireless System with Beltpack, Lavalier Microphone, and Receiver

AKG PW45 Presenter Set Band A - UHF Wireless System with PT45 Bodypack, CK99L Lavalier and SR45 Receiver

The AKG PW45 Presenter Set Band A is a complete UHF analog wireless system for presentations, educational theater, conferencing, and voice-over work. It includes the SR45 space-diversity receiver , PT45 body-pack transmitter , and CK99L cardioid lavalier microphone, delivering clear, discreet pickup pattern and easy handling. It operates in Band A (530.025–559 MHz) with up to 8 selectable frequencies within a 30 MHz bandwidth, and provides up to 8 hours of battery life on a single AA battery in the bodypack, ideal for extended workdays and events.

The SR45 receiver integrates balanced XLR and 6.3 mm jack outputs with adjustable mic-to-line level, adjustable squelch (–100 to –70 dBm) and internal half-rack (9.5”) antennas . The CK99L lavalier offers a 150 Hz – 18 kHz response with 8.8 mV/Pa sensitivity , 34 dB-A equivalent noise and 200 Ω impedance , optimized for voice intelligibility and lateral rejection. The set is delivered with a universal power supply (EU/UK/US adapters), a microphone clip and windscreen , as well as an AA battery to start working immediately.

Main features

• Complete Presenter system : SR45 + PT45 + CK99L lavalier (cardioid) for discreet and defined voice.
• Band A operating range : 530.025–559 MHz with 8 fixed frequencies and 30 MHz switching width.
• Autonomy : up to 8 hours with 1 AA battery in the PT45 transmitter.
• SR45 Receiver : Space diversity, XLR and 6.3 mm jack outputs with adjustable mic/line level; adjustable squelch and RF/clip LEDs for quick monitoring.
• System Audio : FM modulation, 40–20,000 Hz , THD 0.8% (typ., 1 kHz) and SNR 105 dB(A) (typ.).
• Lavalier CK99L : 150–18,000 Hz, cardioid, 8.8 mV/Pa, 34 dB-A, 200 Ω; clip and windscreen included.
• Bodypack connection : 3-pin mini XLR (AKG) compatible with AKG brand capsules/lavaliers.
• PT45 RF Power : 10 mW (typ.) for reliable range in corporate rooms and settings.
• Format : 9.5” receiver with internal antennas , easy to integrate into racks or desktops.

Product benefits

• Professional Voice Ready : The CK99L keeps your voice natural and intelligible with good ambient rejection, ideal for speakers and actors.
• Simple operation : quick channel selection, clear indicators on the SR45 and gain control on the PT45.
• Flexible integration : XLR and jack outputs with switchable mic-to-line level for connecting to mixers, interfaces or installation systems.
• Live reliability : space diversity and adjustable squelch to minimize dropouts and interference noise.
• Mobility and autonomy : up to 8 hours with an AA, reducing costs and downtime.

Use cases

• Corporate presentations and education : keynotes, masterclasses, and hybrid events.
• Theatre and performing arts : hidden microphones for dialogue with freedom of movement.
• Worship and institutional events : speeches with quick setup and consistent sound.

Frequently Asked Questions

• What exactly does the set include? SR45 receiver, PT45 transmitter, CK99L lavalier microphone with clip and windscreen, universal power supply (EU/UK/US adapters), and 1 AA battery .
• Can I use other AKG capsules? Yes, any AKG microphone with a 3-pin mini XLR (e.g., other lavaliers or headsets) is compatible with the PT45.
• How many simultaneous channels can I operate? Under normal conditions, up to eight carriers are available within Band A; in complex installations, frequency planning and RF coordination are required.

Description for projects

AKG PW45 Presenter Set Band A UHF Wireless System: SR45 receiver (Band A 530.025–559 MHz , 8 channels , FM, 40–20,000 Hz , THD 0.8 % typ., SNR 105 dB(A) typ., squelch –100 to –70 dBm , XLR and 6.3 mm jack outputs, 200 × 190 × 44 mm , 360 g ); PT45 transmitter (mini XLR-3, 10 mW RF , 1 × AA, up to 8 h , 60 × 75.5 × 30 mm , ≈60 g ); CK99L cardioid lavalier ( 150–18,000 Hz , 8.8 mV/Pa , 34 dB-A , 200 Ω ). Universal power supply and accessories included.