Let your inner gamer win One class better school year

KOSS BT/740iQZ, Black

KOSS BT/740iQZ, Black
Wireless Headphones - with microphone, headset, around the ears, closed construction, Bluetooth 5.0, supports AAC and aptX, active noise control (ANC), taking calls, battery life of up to 34 hr(s)
Extended Warranty + 1 Year €12.82
Price incl. VAT
Price excl. VAT €86.82
In stock > 5 pcs
Hassle-free One-click buying using preset Shipping and Payment options.
Warranty 12 months Code:  JK983y2b Product Number:  BT740IQZ Producer's Website:
KOSS BT/740iQZ, Black €127.87 €105.05 In stock > 5 pcs
Reviewed by 4 customers
Write a review
5 4 ×
4 0 ×
3 0 ×
2 0 ×
1 0 ×
100+ Customers Purchased
100 % Customers Recommend

KOSS BT/740iQZ, Black

Enjoy listening to music without tangled cables. The KOSS BT/740iQZ, Black wireless earphones are sure to impress with their comfortable design. Their ear-covering design ensures amazing insulation against background noise. These KOSS BT/740iQZ, Black Wireless Headphones use Bluetooth technology to connect to your devices. Say goodbye to cables. These headphones even include a built-in microphone. These wireless headphones from Koss are equipped with 5.0 Bluetooth. With active noise cancellation, nothing will disturb you while you work. This model can even receive your calls. A fully charged battery will last you 34 hr(s).

KOSS BT/740iQZ, Black Wireless Headphones Key Features

  • Material of these wireless headphones by KOSS BT/740iQZ, Black is closed
  • Stylish black colour
  • Cable can easily be removed for replacement or transfer
  • Connection method: Bluetooth
  • Wireless connecting via Bluetooth gives you great freedom
  • ANC for clean listening in noisy environments
  • Weight of Koss wireless headphones is 300 g
  • Single charge battery life: 34 hr(s)

The Koss wireless headphones also have a microphone

Every user will love the reliable microphone. The microphone on these Koss wireless headphones ensures flawless calling with your friends or family.


around the ears Done!
Closed Done!
YES Done!
Connection Type
Bluetooth Done!
Bluetooth version
5.0 Done!

Type of headphones

around the ears Done!
Closed Done!
YES Done!


Connection Type
Bluetooth Done!
Bluetooth version
5.0 Done!
Supported codecs
AAC, aptX Done!
Removable cable
YES Done!

Features and functions

Active noise control (ANC), Taking calls Done!


Maximum Battery Life
34 hr(s) Done!
microUSB Done!


Black Done!


300 g Done!
More Specifications

Legendary producer headphones KOSS was founded by John C. Koss in 1953 in Milwaukee. Reputation the company built steadily throughout the second half of the twentieth century. In 1969 headphones appearing in Air Force One. In the era of the Beatles, the company scores points with its Koss Beatlephone. Milestone occurred in 1989. The company introduced perhaps the most popular headphones of all time - Koss Porta Pro, which is unchanged nowadays. At the time, the quality of the products the company already well known. Yet all surprised by an unprecedented step taken in 1989. Even then, the legendary society was so sure of exquisite quality of its products that all of its products launched in exchange for a negligible fee absolute lifetime warranty that lasts to this day.

At present, headphones KOSS considered the best on the market. The offer is wide enough so your favourite portfolio to find musicians, gamers, athletes, travelers, students and everyone who needs or wants the best.

Online chat

Dear customer, your question you can send us a message via the contact form here, respectively. you can solve your query online using chat. If you want to use the chat log , please.

Specifications can be changed without notice. Images are for illustrative purposes only. Retail Price (MSRP) means the manufacturer's/supplier's suggested retail price.

There are no posts in this discussion.
Accessories for KOSS BT/740iQZ, Black
Help others choose the best products...
Write a review
Chcete doručit zboží do Česka? Prohlédněte si Koss BT/740iQZ černá. Chcete doručiť tovar na Slovensko? Prezrite si KOSS BT/740iQZ čierne. Für Versand nach Deutschland, besuchen Sie bitte KOSS BT / 740iQZ schwarz. Für Versand nach Österreich, besuchen Sie bitte KOSS BT / 740iQZ schwarz. For shipping to the United Kingdom visit this page KOSS BT/740iQZ, Black. Magyarországra történő kiszállításért tekintse meg ezt a termékoldalt: KOSS BT/740iQZ - fekete. Souhaitez-vous livrer des produits à la France ? Examinez Koss BT/740iQZ Noir.

Alternatives to KOSS BT/740iQZ, Black

Philips TAPH805BK/00
€153.13 €136.81
Sony WH-XB900N Black
€224.36 €196.02
Sennheiser HD 450BT White
€159.93 €136.81
Sennheiser HD 450BT Black
€159.54 €139.56

Link to Manufacturer's Website: Enter link to the external review

Note (link, Part number etc.):

My Alza Log In Shipping & Payment About Us
Shipping to:
Select Settings

Why buy from us? Unlike many other e-shops, we like to talk! Call us on +44 (0)203 514 4411 More info »
We will call you and advise you professionally
+420 225 340 120
Order inquiry
Question about the product
Please enter your telephone:
Call me
We care about your privacy Alza.cz a. s., Company identification number 27082440, uses cookies to ensure the functionality of the website and with your consent also to personalisage the content of our website. By clicking on the “I understand“ button, you agree to the use of cookies and the transfer of data regarding the behavior on the website for displaying targeted advertising on social networks and advertising networks on other websites.
More information Less info