OPERATING MANUAL K490 NC

EN

( 1)

On/Off button

(2)

Charge control light

(3)

Operating control light

(4)

Combined charging/audio socket

(5)

Charging cable

(6)

Audio cable

(7)

Flight adaptor

(8)

Carrying case

START-UP

 

Please charge your K490 NC before using it for the

first time.

 

CHARGING

 

Please connect the charging cable ( 5) to the joint

charging/audio socket (4) as well as to a free USB

socket on your computer or a USB power adaptor

(not supplied). The red charge contr ol light ( 2)

indicates the charging process. It goes out when the

K490 NC is fully charged. The charging process

usually takes between 1.5 and 3 hours . It is not

possible to listen and charge at the same time.

However. during charging you can continue to use

the sound cancelling function. We recommend that

you store the K490

NC charged . when it is not in use

for longer periods.

 

AUDIO PLAYBACK

 

Connect

t he au dio

cable to th e sock et ( 4) and

conne ct

the other end with the earphones of your

audio source.

 

NOISE CANCELLING FUNCTION

Switch On / Off button ( 1) to po sition "NC" and place

the K490

NC on your head . If necessary, adjust the

earpieces as needed . The K490 NC does not need t o

be adjusted fur ther. You can al so use t he K490 NC

without audio source and audio cable to cancel sound.

The oper ating control light ( 3), which is gr een when in use, also indicates the charge level. It star ts t o flash when the charge is low. When the char ge is not sufficient for the sound cancelling function and the operating control light (3) goes off, you can continue to use the K490 NC for audio playback w ithout losing sound quality by switching off the on/off button ( 1)

IN THE AIRCRAFT

Please use the aircraft adaptor supplied: This aircra ft adaptor reduces the sensitivit y of your earpie ce to adjust it better to the typically predom inant output. which occurs in aircraft. This reduces the volume difference between on-board entertain ment programmes and announcements from the cockpit. for instance.

NOTES Do not use the headphones in particularly high t emperatures (for instance in strong sunlight or in vehic les when there are ext r emely high temperatures. for instance) nor expose it to wet conditions. Do not use the headphones when the battery is faulty (leakage, smell. warmth when switched off ) or when ther e are ot her defects. Do not open or modify the earph ones und er any circumstances. Store it out of r each of children. as small pieces can be swallowe d or br eathed in . Use the unit only with the cables supplied. Ther e can be differences in volu me between pur e audio playback and combined audio/ sound cancel ling funct ion, depending on the output of your au di o equipment.

Page 4
Image 4
AKG Acoustics K490NC owner manual Start-Up, Charging, Audio Playback, Noise Cancelling Function, Aircraft

K490NC specifications

The AKG Acoustics K490NC headphones are a remarkable addition to the world of audiophile-grade audio equipment, merging advanced technology with exceptional comfort and sound quality. Designed for the discerning listener, these headphones cater to those who seek a premium listening experience regardless of their audio source.

One of the standout features of the K490NC is its Adaptive Noise Cancelling (ANC) technology. This innovative system actively reduces background noise, allowing users to immerse themselves in their music without distraction. Unlike many traditional noise-cancelling headphones, the K490NC employs a sophisticated algorithm that adapts to varying sound environments, ensuring optimal performance whether you’re on a busy street, in an airplane, or in the comfort of your home.

Another key characteristic is the headphones' high-performance drivers, which deliver rich and detailed sound across a wide frequency range. With a frequency response of 10 Hz to 30 kHz, the K490NC excels in reproducing both the deep bass and the crisp highs, providing a balanced audio profile that caters to various musical genres. This fidelity is further enhanced by the headphones’ semi-open design, which contributes to a spacious soundstage that allows for an engaging listening experience.

Comfort is also a priority for the K490NC. The headphones feature plush ear cushions and an adjustable headband, ensuring a secure yet comfortable fit during extended listening sessions. The lightweight design minimizes fatigue, making them ideal for long travels or hours of music enjoyment.

In terms of connectivity, the K490NC headphones come equipped with a detachable cable, making them versatile and easy to store. The inclusion of an inline remote and microphone allows users to seamlessly take calls and manage their audio playback without having to remove the headphones.

Battery life is another significant advantage of the K490NC. With an impressive continuous playtime, users can enjoy their music without the frequent need for recharging. The quick-charge feature is also a convenience, providing extended use with minimal downtime.

Overall, the AKG Acoustics K490NC headphones are a perfect blend of sound quality, comfort, and technology, making them an excellent investment for anyone serious about their audio experience. Whether you’re a frequent traveler or simply someone who appreciates great sound, the K490NC’s combination of features makes them an excellent choice in the competitive market of high-performance headphones.