Sound absorption qrd diffuser

Short Description:

Acoustic Diffuser adopt the QRD diffusion principle that is quadratic residue theory.

The sound energy enters the different depth of diffuser and was reflected at diffident time, so the peak and the bottom spectrums become smoother and to make a more neutral and balanced listening space.

Our acoustic diffuser is widely used in auditorium, multi-function hall,recording studio,home theater and any other places with high acoustic requirement.

Product Detail


Product Tags

QRD diffuser

QRD diffuser the purpose is to make the acoustic acoustic reflector can get the frequency of the sound reflection diffusion, let the low frequency sound to reach the audience hall above, in order to improve the low frequency reverberation sound, improves the friendliness, enhance direct sound loudness and sharpness that music at the same time, and keep the music fullness and warmth.

Product name qrd diffuser
Materials Solid Wood
Length 600/1200/1800/2400 mm (other size can be customized)
Width 300/350/600 mmmm
Thickness 70/90/100 mm
Design Style Modern
Warranty 1 Year
Fire Rate B1
Environmental E1
Application Studio, Auditorium,Conference room,Home theater,etc.

qrd diffuser images:

1Details figure Details figure1 Details figure2 Details figure3

qrd diffuser advantages:

1) DIY models can be customized as per your drawings
2) Stylish appearance, modern designs
3) Performance of both acoustic and decoration
4) For more than the band's sound diffusion and reflection

The goods will pack in polybags
Transportation:By sea or by air
About us:
1. Profession--We have professional sales staff. Any questions will be replied within 24 hours.
2. Price--Because we are factory , so we can provide higher quality and lower price products.
3 . Service--Easy and convenient to transport,we promise timely delivery date, and good after-sale service.
4. Team--We have our own engineering department, according to your request for your tailor-made for your product.
After Sales:
1. We are very glad that customer give us some suggestion for price and products.
2. If any question, please let us know it in the first by Email or Telephone. We can deal with them for you in time.

Factory Visit:
1. If customer have any scheduling in China, please let us know. We would like to help you book the hotel and pick up you from air port, or railway station.
2. Any more problems, please feel free to ask, and we will try our best to supply you!

Looking forward to your kindly inquiry

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  • Q: How long will you take to make samples?
    A.Usually we will take 1~7 days to make the samples.

    Q: What is your delivery time?
    A.The time of delivery is within 15-25 days after we receive the deposit.Honestly, it depends on the order quantity and the season you place the order.

    Q: Will you charge the sample?
    A.Standard samples are free, but customized samples will be charged with reasonable cost and the freight are charged. After the order is confirmed, we would pay back the express fee. Please be rest assured of that.

    Q: What is your terms of payment ?
    A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.

    Q: Can you accept OEM?
    A: Yes,as the manufacturer,we can open mould to produce any acoustic panel products according to your sample or drawing.

    If you have more question, please feel free to contact with us, thank you !

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