DALI
Dali iO-4 Bluetooth Headphones
Experience authentic DALI sound with the iO-4 Bluetooth Over-The-Ear Headphones. Designed in Denmark, these headphones feature custom 50 mm paper fiber cone drivers for a natural and transparent audio reproduction. Enjoy an exceptional 60-hour battery life, allowing for weeks of listening on a single charge. The plush memory foam earcups covered in synthetic leather ensure maximum comfort and durability for extended wear. With support for Bluetooth AptX, AptX HD, and Apple AAC, plus a USB-C digital audio input and a traditional Mini Jack, the iO-4 offers versatile connectivity for music lovers on the go.
$359.10
Owner Satisfaction
4.3
/ 5
Category Rank
3296
/ 5520
#3296 in Headphones
Price vs Category Average
-39%
Below average
Headphone Principle
Closed back circumaural (over ear)
/ Closed back circumaural (over ear)
Who it's for
- Exceptional Audio Fidelity
- Impressive Battery Life
- Superior Comfort and Build Quality
Who should skip it
- Absence of Active Noise Cancellation (ANC)
- Limited Smart Features
- Bulky Design for Portability
Key Specs
Headphone Principle
Closed back circumaural (over ear)
Full Range Driver
50 mm free edge paper fibre cone
Frequency Range (+/-3 dB) [Hz]
10 - 20,000
Maximum SPL [dB]
100
Connection Input
Bluetooth™ 5.0, 3.5 mm Mini Jack, USB-C
Wireless Input(s)
Bluetooth 5.0, AAC, aptX, aptX HD
Functions
Power ON/OFF, Bluetooth™ Pair/Release, Volume up/down, Play/Pause/Skip track, Take call
Hands-free Calls & Voice Assist
Clear Voice Communication (CVC)
Features
- Authentic DALI sound with custom 50 mm paper fibre cone drivers
- Class-leading 60-hour battery life for extended use
- Comfortable memory foam earcups with durable synthetic leather
- Supports Bluetooth AptX, AptX HD, and Apple AAC for high-quality wireless audio
- USB-C digital audio streaming and traditional 3.5 mm analogue input
- Clear Voice Communication (CVC) for hands-free calls and voice assistance
- Foldable design for compact storage and portability
- Passive noise isolation for an immersive listening experience
What customers say
Customers consistently praise the Dali iO 4 Bluetooth Headphones for their exceptional sound quality, delivering a rich and detailed audio experience that truly impresses. Many users highlight the remarkable comfort, noting the lightweight design and soft earcups allow for extended listening sessions without fatigue. While the premium price point is acknowledged, the superior audio performance and comfortable fit often justify the investment, making them a favored choice for discerning listeners seeking a high quality personal audio solution.
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Ready to buy?
$359