Koss BT221i
 | Expecting restock Design: overhead, open; Connection type: wireless; Bluetooth version: Bluetooth v4.2; Range (m): 10; Frequency range (Hz): 50 – 18000; Sensitivity (dB): 101; Volume control; Operating time (music) (h): 6; |
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office, one earphone, overhead, open, wireless, radio channel, 150 – 6800 Hz, 32 Ohm, battery: up to 9 h
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Swivel ear hooks.
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.
Construction. I don't like earbuds, and there are very few over-ear headphones with behind-the-ear mounts. As for the sound, I must say - it's decent sound. Very flimsy. Fell apart in less than a year. The battery is a bit weak.  Anton Alyabev: use Koss BT221i few months |
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