Adastra H25B All-in-One PA with Wireless Headmic

SKU: 952.412

£96.76 + VAT    £116.11 incl. VAT

Black 25w portable all-in-one PA system with VHF radio microphone beltpack transmitter, headmic and Bluetooth

In stock

Radio FM
USB Type A
Batteries PP3
Social Distancing



Adastra H25B portable all-in-one PA with wireless headmic and Bluetooth

The H25B is a fully integrated PA unit in an ergonomic ABS handheld housing. Power can be supplied from mains or the internal rechargeable battery to deliver up to 25W output. Hands-free vocal address is made easy and convenient with the supplied VHF wireless headband system. Built-in Bluetooth receiver and USB media player provide background music playback options, including an FM radio tuner function. Applications include demonstrations, speech reinforcement in educational scenarios and mobile public address

  • Mains or battery operation
  • Bluetooth Receiver
  • Internal USB audio player
  • FM radio tuner
  • VHF headband microphone system
  • Power supply
    Main unit: 230Vac, 50Hz or internal rechargeable battery
    Batteries : beltpack transmitter: 9Vdc PP3
  • Output power : max.: 25W
  • Battery life (hours)
    Voice: 7 hours max.
    Signal: 2 hours max.
  • Audio source: USB player, FM tuner, Bluetooth receiver
  • Frequency response: 100Hz – 12kHz
  • S/N ratio: >75dB
  • SPL max.: 80dB
  • VHF operating distance: 35m (max.)
  • Carrier frequency: 174.1MHz
  • VHF tuning stability: 0.005% quartz crystal locked
  • Dimensions
    Main unit: 155 x 183 x 285mm
    VHF beltpack: 205 x 68 x 25mm (ex. antenna)
  • Weight
    Main unit: 2.74kg
    VHF beltpack: 76g (no battery)

System Includes:

  • 1 x Portable PA megaphone
  • 1 x Wireless microphone beltpack transmitter with headmic

Constant development means that illustrations are only representative and items supplied may be newer or improved models that are available at the time of your order

See the ‘User Manuals’ tab on the left of this page – as manufacturers are making instruction sheets and user manuals available for download only and your purchase may not include a printed version

Not quite right for you?
Ask us to quote a custom PA sound system

Additional information

Weight2.74 kg
Dimensions28.5 × 15.5 × 18.3 cm
Frequency Band



3.5mm Jack, 6.3mm Jack







Adastra was founded in 1949 and has earned a reputation for high quality public address sound products. Meeting the needs of the commercial PA sector for over 60 years the Adastra name is known for quality and value. Adastra is the choice for 100v line PA sound, zone paging PA and induction loop equipment. The Adastra range includes mixer & slave amplifiers, ceiling, cabinet & horn loudspeakers, desk paging & handheld microphones, equipment racks, cables, stands and accessories. Our professional and commercial sound products, wireless microphones and induction loops are carefully chosen for sale on our website by Sound Services – not everything from every manufacturer is there. Based on feedback, customer reviews and our own observations we list items that are popular, reliable and good value for money. If there are products not shown on our website that you feel we may be able to quote for, please just ask!

User Manuals

What's in the Box?

  • H25B handheld PA unit
  • VHF beltpack transmitter
  • Neckband microphone


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