DALI IO-6 Wireless Hi-Fi headphone review: Wonderful, warm sound awaits buyers of these noise-cancelling cans

    DALI (Danish Audiophile Loudspeaker Industries) was based in 1983 to create “loudspeakers with outstanding performance and natural sound at competitive prices.” Since then, the corporate has upheld that mandate with many wonderful-sounding audio system, together with the recently reviewed Rubicon 6.

    Recently, DALI entered the headphone area with its IO-4 and IO-6 fashions. When I attempted on the IO-6 at CES 2020, I used to be impressed with what I heard, so I requested a evaluation pattern. After extra prolonged listening, I’m much more impressed than I used to be in Vegas. (Editor’s notice: In case you discover our font complicated, DALI’s IO branding is eye-oh, not one-zero.)


    You can really feel the stable construct high quality simply by holding the IO-6 in your palms.


    The IO-4 and IO-6 are each Bluetooth-enabled wi-fi headphones obtainable in two colours: Iron Black and Caramel White. Their over-ear, closed-back design makes use of replaceable memory-foam earpads coated with artificial leather-based, that are fairly comfy and kind an efficient seal across the ears. This offers passive noise isolation at mid and excessive frequencies, however it may well’t do a lot to dam low-frequency ambient noise.

    This evaluation is a part of TechHive’s protection of the best headphones, the place you’ll discover opinions of competing merchandise, plus a purchaser’s information to the options it’s best to take into account when procuring.

    That’s the place lively noise cancellation (ANC) on the IO-6 is available in. (The IO-4 doesn’t embody ANC.) Like nearly all different headphones with this characteristic, ANC reduces the extent of low-frequency ambient sound utilizing part cancellation, which helps you to hear extra element within the music at decrease volumes. That further little bit of electronics additionally provides 5 grams to the burden (325 vs. 320 grams or 11.5 vs. 11.3 ounces), which continues to be on the sunshine aspect.

    The IO-6 additionally provides a Transparency mode that mixes exterior ambient sound into the headphone audio, so that you don’t miss an approaching siren or a flight attendant’s directions. In this mode, low frequencies usually are not part cancelled.

    dali io 6 exploded DALI

    DALI utilized its speaker experience to the IO-6.

    Both fashions make use of a custom-designed, 50mm, free-edge paper-fiber cone driver with a neodymium magnet in a cavity designed like a small speaker cupboard. The frequency response extends from 10Hz to 20kHz with a most sound-pressure degree of 100dBA. For wi-fi communications, they implement Bluetooth 5.0 and help the AAC, aptX, and aptX HD codecs.

    Like most wi-fi headphones as of late, the IO fashions also can function the enter and output for telephone calls due to the onboard microphones. A characteristic referred to as CVC (Clear Voice Capture) filters out background noise to make sure the consumer’s voice is heard loud and clear on the different finish of the decision.

    The electronics are powered by a high-capacity, 1100mAh lithium-ion battery. It offers as much as 30 hours of use within the IO-6 and an incredible 60 hours within the IO-4. Connections embody a USB-C port on the backside of the best earcup for charging the battery and listening to music through USB in addition to a 3.5mm analog-audio enter on the backside of the left earcup.

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