Koss BT540i
 | Outdated Product Design: overhead, closed; full size Over-Ear; foldable; swiveling earcups; Connection type: combined; mini-Jack (3.5 mm); Bluetooth version: Bluetooth; Cable supply: single-sided; Cable length (m): 1.4; Range (m): 10; Detachable cable; Impedance (Ohm): 38; Frequency range (Hz): 10 – 25000 |
We recommend products in stockHeadphones Koss →
overhead, closed, combined, detachable cable, 3.5 mm, Bluetooth v5.0, active noise cancellation, voice assistant, foldable, 20 – 20000 Hz, 33 Ohm, battery: 590 mAh, up to 18 h
overhead, closed, combined, detachable cable, 3.5 mm, Bluetooth, foldable, 20 – 20000 Hz, battery: up to 22 h
overhead, closed, combined, detachable cable, 3.5 mm, 1.2 m, Bluetooth v5.4, AAC, active noise cancellation, game mode, foldable, 20 – 20000 Hz, 32 Ohm, battery: 800 mAh, up to 40 h
overhead, closed, combined, detachable cable, 3.5 mm, 1.2 m, Bluetooth v4.1, NFC, AAC, active noise cancellation, voice assistant, foldable, 20 – 20000 Hz, battery: up to 20 h
overhead, closed, combined, detachable cable, 3.5 mm, Bluetooth v4.0, NFC, aptX, active noise cancellation, foldable, 18 – 22000 Hz, 18 Ohm, battery: up to 25 h
overhead, closed, combined, detachable cable, 3.5 mm, Bluetooth v5.4, AAC, LDAC, aptX, active noise cancellation, foldable, 20 – 40000 Hz, battery: 700 mAh, up to 45 h
overhead, closed, combined, detachable cable, USB-C, Bluetooth v6.0, AAC, LDAC, active noise cancellation, foldable, 20 – 40000 Hz, 32 Ohm, battery: up to 50 h
overhead, closed, combined, detachable cable, 3.5 mm, Bluetooth v5.2, active noise cancellation, foldable, 20 – 20000 Hz, 32 Ohm, battery: up to 50 h
overhead, closed, combined, detachable cable, 3.5 mm, Bluetooth v5.0, active noise cancellation, foldable, 20 – 20000 Hz, 32 Ohm, battery: 380 mAh, up to 5 h
overhead, closed, combined, detachable cable, 3.5 mm, 6.35 mm, 1.2 m, Bluetooth v5.0, AAC, foldable, 15 – 28000 Hz, 32 Ohm, battery: up to 28 h, with case + 3 m
overhead, closed, combined, detachable cable, 3.5 mm, Bluetooth v5.0, AAC, aptX, active noise cancellation, foldable, 20 – 20000 Hz, battery: 700 mAh, up to 25 h
overhead, closed, combined, detachable cable, 3.5 mm, 1.2 m, Bluetooth v5.0, AAC, active noise cancellation, voice assistant, foldable, 7 – 40000 Hz, 32 Ohm, battery: 800 mAh, up to 45 h
overhead, closed, combined, detachable cable, 3.5 mm, 6.35 mm, 1.4 m, Bluetooth v5.0, foldable, 12 – 24000 Hz, 25 Ohm, battery: up to 30 h, with case + 3.5 mm; USB C: 1.2 m
overhead, closed, combined, detachable cable, USB-C, Bluetooth v5.4, AAC, LDAC, active noise cancellation, game mode, foldable, 20 – 40000 Hz, 32 Ohm, battery: 670 mAh, up to 54 h
overhead, closed, combined, detachable cable, 3.5 mm, Bluetooth, active noise cancellation, foldable, 20 – 20000 Hz, 32 Ohm
Koss BT540i
Type:full size (over-ear)
Connection:3.5 mm, Bluetooth
Frequencies:10 – 25000 Hz
Sensitivity:100 dB
Battery:up to 8 h
All specifications
Specifications BT540i
|
| ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
E-Catalog UK editor, Headphones
Olexandr Cherkashchenko, edited 08.04.2026
The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog Koss 2026 - new arrivals, bestsellers, and the most relevant models Koss.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog Koss 2026 - new arrivals, bestsellers, and the most relevant models Koss.
Everything You Need to Know About Headphones: A Complete Technical GuideThe choice begins with understanding the design and features.
What characteristics should good headphones have?Guide to key features of headphones
i advise everyone to buy this model, you won't regret it. super headphones, the price is worth it: lightweight, durable, sound cooler than in-ear headphones, super bass, good connection when talking on a smartphone. They stay well on your head, making it convenient for sports, no wires. there are no disadvantages just bought Koss BT540i i recommend it should buy |
Add Review
Ask Question
Video reviews
Koss BT540i Bluetooth over-the-ear headphones - Unboxing - Poc Network // Tech Blog
3 September 201510 711 view
Koss BT540i Headphones REVIEW | Best $120 Headphones
3 May 20195 270 view
Koss BT540i - CLEAN Bluetooth Headphones for the Budget Audiophile
8 May 20194 171 view
Koss BT540i Wireless Headphones - The Review
7 February 2022722 view