Koss KSC-21
 | Expecting restock Design: overhead, open; Connection type: wired; mini-Jack (3.5 mm); Cable supply: double-sided; Cable length (m): 1.2; Impedance (Ohm): 36; Frequency range (Hz): 50 – 18000; Sensitivity (dB): 101; |
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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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gaming, overhead, closed, combined, detachable cable, 3.5 mm, Bluetooth, radio channel, multichannel, battery: up to 70 h
gaming, PlayStation 5, Switch, overhead, closed, wireless, Bluetooth v5.3, AAC, radio channel, 3D sound, 20 – 20000 Hz, 64 Ohm, battery: up to 200 h
in-ear, wireless, true wireless, Bluetooth v5.3, active noise cancellation, waterproof, 20 – 20000 Hz, 16 Ohm, battery: 70 mAh, up to 10 h, with case + 40 h
in-ear, wireless, true wireless, Bluetooth v5.3, AAC, active noise cancellation, 3D sound, voice assistant, waterproof, 20 – 20000 Hz, battery: up to 8.5 h
gaming, overhead, closed, combined, detachable cable, 3.5 mm, 1.2 m, Bluetooth v5.0, radio channel, active noise cancellation, 10 – 40000 Hz, 38 Ohm, battery: up to 44 h, with case + when using a radio channel, for BT - 36 hours
gaming, PlayStation 4, PlayStation 5, Nintendo Switch, overhead, closed, combined, detachable cable, 3.5 mm, 1.3 m, Bluetooth v5.2, radio channel, multichannel, 20 – 20000 Hz, 32 Ohm, battery: up to 50 h
inserts, wireless, true wireless, Bluetooth v5.0, AAC, battery: up to 5 h, with case + 18 hours of talk
gaming, overhead, closed, combined, detachable cable, 3.5 mm, 1.2 m, Bluetooth v5.0, radio channel, 20 – 22000 Hz, 36 Ohm, battery: up to 54 h
gaming, overhead, closed, wireless, Bluetooth v5.3, radio channel, 20 – 22000 Hz, 36 Ohm, battery: up to 60 h
gaming, overhead, closed, wired, 3.5 mm, USB-C, 1.2 m, 3D sound, 10 – 21000 Hz, 64 Ohm, battery: with case + extension cord - 1.3 m