AKG PW45SPORTSETBDA - UHF Sport Band A Wireless System with Beltpack, Headset Microphone, and Receiver

AKG PW45 Sport Set Band A - UHF Wireless System with PT45 Bodypack, C544 L Headset Microphone and SR45 Receiver (530–560 MHz)

The AKG PW45 Sport Set Band A (Perception Wireless 45) is an analog UHF system designed for fitness, sports, dynamic presentations, and vocals on the go . The set combines the SR45 diversity receiver with XLR and 1/4" jack outputs with switchable mic-to-line level, the PT45 bodypack with 3-pin mini XLR , and the C544 L headworn microphone , a cardioid condenser capsule optimized for active use with moisture shield and earcups that protect the capsule from sweat/makeup. Band A covers 530–560 MHz and offers up to 8 selectable frequencies (depending on local plan), with FM modulation and a 40 Hz–20 kHz audio chain for clear, intelligible vocals.

The system is plug & play , incorporates a switching power supply (100–240 V) and the beltpack operates with 1 x AA for up to 8 hours . The C544 L includes a windscreen and protective accessories, while the SR45 adds volume control and adjustable squelch for safe operation in gyms, classrooms, education and small stages.

Main features

• Band A (530–560 MHz) with up to 8 selectable channels (selection width ≈ 30 MHz ).
• SR45 diversity receiver with XLR and 6.3 mm jack outputs , mic/line level, volume and adjustable squelch .
• PT45 beltpack : mini XLR-3 , gain control , 1×AA up to 8 h , RF typ. 10 mW .
• C544 L Headband ( cardioid condenser): moisture shield , drop-proof ear cups , elastic suspension, 80 Hz–20 kHz .
• System Audio : 40 Hz–20 kHz , THD typ. 0.8% , SNR typ. 105 dB(A) , FM modulation .
• Includes 100–240 V switching power supply, headband windscreen and 1 AA battery .

Product benefits

• Mobility and durability : The C544 L headband remains stable even with intense movement and resists moisture.
• Professional integration : XLR/jack outputs with mic/line level for direct connection to mixers, interfaces or active speakers.
• Easy setup : quick channel selection, clear indicators, and squelch to minimize dropouts.
• Low operating cost : up to 8 hours with a single AA battery in the belt pack.

Use cases

• Fitness and gyms : guided classes, sports coaching , and high-mobility activities.
• Events, education, and worship : presentations, training, and hands-free dynamics.
• Small stages and hotels: reliable and quick-to-set-up voice reinforcement.

Frequently Asked Questions

• How many channels does Band A offer? Up to eight switchable frequencies within 530–560 MHz (depending on regulations/location).
• What's included in the set? SR45 , PT45 , C544 L headband , switching power supply , and 1 x AA battery.
• Is it license-free? The 530–560 MHz band may require authorization depending on the country. Check local regulations before operating.

Description for projects

Analog UHF system for voice/sport. Band A: 530–560 MHz , up to 8 channels (selection ≈ 30 MHz ). SR45 diversity with XLR and 6.3 mm jack outputs , adjustable squelch , volume ; audio 40–20,000 Hz , THD 0.8 % (typ.), SNR 105 dB(A) (typ.). PT45 : mini XLR-3, 1×AA up to 8 h , RF typ. 10 mW , gain control. C544 L : cardioid condenser, 80 Hz–20 kHz , ≈200 Ω , moisture protection, windscreen included. SMPS 100–240 V power supply included.