DMZ Audio is Australia's exclusive Quill Acoustics dealer. Founded in 2023 by acoustic engineer and music producer John Guo, Quill builds tip-tunable, technically ambitious IEMs, starting with Karma and its Depthwave bass technology.
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Got questions?
Find quick answers about shipping, lead times, returns, and everything you need to know before placing your order with DMZ Audio.
We ship from our Australian warehouse, with fast, trackable international delivery to the USA, Canada, New Zealand, South Korea, and more.
Yes! We proudly serve audiophiles worldwide. Shipping rates and delivery times are calculated at checkout based on your location.
We display a live lead time on each product page, so you’ll always know what to expect before purchasing. Some items are in stock and ship immediately, while others are made-to-order or have supplier lead times.
Absolutely. We are authorised dealers of every brand we carry. All products are 100% genuine and come with full manufacturer warranties.
We accept major credit cards, PayPal, and select Buy Now, Pay Later options depending on your region.
Import duties or VAT may apply depending on your country’s regulations. Please check with your local customs office prior to ordering.
Due to the nature of personal audio equipment, returns are accepted only for unopened, unused items in original packaging. For any defective units, we’ll handle warranty claims directly with the manufacturer.
Australia: 1–4 business days
USA & Canada: 5–10 business days
New Zealand: 3–7 business days
South Korea and Asia-Pacific: 5–10 business days
You’ll receive a tracking link via email as soon as your order ships. You can also log into your account to check order status anytime.
