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 | Outdated Product Design: overhead, closed; full size Over-Ear; foldable; swiveling earcups; Connection type: combined; mini-Jack (3.5 mm); Bluetooth version: Bluetooth;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 |
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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, 1.3 m, Bluetooth v5.0, foldable, 20 – 20000 Hz, 32 Ohm, battery: 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 v5.4, AAC, aptX, active noise cancellation, foldable, waterproof, 20 – 22000 Hz, battery: 630 mAh, up to 40 h
overhead, closed, combined, detachable cable, 3.5 mm, Bluetooth v5.1, AAC, active noise cancellation, voice assistant, foldable, battery: up to 24 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, AAC, aptX, active noise cancellation, foldable, 20 – 20000 Hz, battery: 700 mAh, up to 25 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, 3.5 mm, 1.2 m, Bluetooth v5.2, AAC, active noise cancellation, voice assistant, foldable, 7 – 40000 Hz, 32 Ohm, 20 mW, battery: 600 mAh, up to 45 h
overhead, closed, combined, detachable cable, 3.5 mm, Bluetooth v5.0, active noise cancellation, foldable, 20 – 20000 Hz, 32 Ohm, battery: up to 22 h
overhead, closed, combined, detachable cable, 3.5 mm, Bluetooth, active noise cancellation, foldable, 20 – 20000 Hz, 32 Ohm
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, 1.2 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 v5.4, AAC, LDAC, active noise cancellation, game mode, foldable, 20 – 40000 Hz, battery: 550 mAh, up to 40 h
overhead, closed, combined, detachable cable, USB-C, 1.3 m, Bluetooth v5.0, 20 – 20000 Hz, 32 Ohm, battery: 600 mAh, up to 14 h
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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.
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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 |
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Video reviews
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