Power Dynamics PD504B 4X Wireless Bodypack Microphone Set (550 – 585MHz)

Power Dynamics


The Power Dynamics PD504B is a 4-channel UHF wireless bodypack microphone system that allows you to operate 4 microphones at the same time. Each of the bodypack microphones includes a headset and lavalier (lapel) microphone that provides clear detailed sound for a wide range of applications. The receiver features colour coded channels for easy navigation and dedicated volume control for individual microphone volume control. Perfect for speech, presentations, and more, and super easy to set up and use via ‘one button’ sync function.

This diverse wireless system features a wide operating frequency band from 550 – 585MHz with 50 selectable channels. Providing exceptional range from the 10mW transmitter output together with the included 1/2 wave antennas. Transporting and storing the system is a breeze thanks to the included heavy-duty carry case which features foam cut out to ensure your gear stays safe when it’s not in use.

This system operates in the 550-585 MHz range thus ensuring that it will operate well into the future. To check if these frequencies operate in your area please use the ACMA Channel Finder at

Warranty: 12 Months

  • 4 Channel wireless UHF microphone system
  • 4x Bodypacks with both headset and lapel microphones
  • Wideband operating frequency with 50 selectable channels
  • <10mW output with 1/2 antenna for long operating range
  • IR data transmission for channel selection
  • Individual XLR outputs with dedicated volume control
  • CPU controlled
  • LCD display on receiver and transmitter for key information
  • Supplied in aluminium carrying case

      Operating frequency:550 – 585MHz

      RF output: <10mW

      Frequency response: 60Hz – 18kHz

      Frequency stability: <15ppm

      THD: <1%

      Signal to noise ratio: >97dB

      Battery: 2x AA (bodypack)

      Power supply: 100-230VAC / 50Hz


      • Receiver: 235 x 420 x 44mm
      • Bodypack: 75 x 60 x 23mm


      • Receiver: 1.7 kg
      • Bodypack: 0.2 kg

        Order weight is calculated on whichever of the dead (actual) or volumetric weight is the greatest. As of 10/9/21 capped $8.80 to $16.50 for up to 20kg to most areas. For orders under $50 options are Standard Postage $8.80 or Express Shipping for $16.50. Orders over $1,000 ship for free. Express Shipping covers one delivery attempt so please provide an address where someone is available to sign for courier delivery between 9am and 5pm weekdays. You can instruct us to ask the courier to leave your parcel unattended in a safe place, although please be aware that if anything happens to the parcel, neither us nor the courier company can be held responsible. Work addresses are a great delivery option. If using a work address please include the business' name.

        * for some larger items does not apply to Australian remote island locations, some mainland remote locations (outside Darwin NT and Perth WA metro areas) or outside Australia. If unsure if you are entitled to capped shipping it is best to contact us prior to placing order.