Defender FreeMotion B670 (63670)
 | Outdated Product Design: in-ear; Connection type: wireless; Bluetooth version: Bluetooth v4.2; Range (m): 10; Frequency range (Hz): 20 – 20000; Sensitivity (dB): 105; Speaker size (mm): 8; Volume control; Operating time (music) (h): 7; |
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in-ear, wireless, Bluetooth v4.1, NFC, 10 – 21000 Hz, 16 Ohm, battery: 120 mAh, up to 7 h
in-ear, wireless, Bluetooth v5.0, waterproof, 20 – 20000 Hz, 32 Ohm, battery: 100 mAh, up to 10 h
in-ear, wireless, Bluetooth v5.0, AAC, active noise cancellation, waterproof, 20 – 20000 Hz, 32 Ohm, battery: 210 mAh, up to 13 h
in-ear, wireless, Bluetooth v4.2, 20 – 20000 Hz, battery: up to 8.5 h, with case + charging time — 2 hours
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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 Defender 2026 - new arrivals, bestsellers, and the most relevant models Defender.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog Defender 2026 - new arrivals, bestsellers, and the most relevant models Defender.
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Series Defender FreeMotion (wireless)Compare using chart →
overhead, closed, combined, detachable cable, 3.5 mm, Bluetooth v5.3, foldable, 20 – 20000 Hz, 32 Ohm, battery: 200 mAh, up to 14 h
built-in player, overhead, closed, combined, detachable cable, 3.5 mm, Bluetooth v5.0, foldable, 20 – 20000 Hz, battery: 200 mAh, up to 5 h
built-in player, overhead, closed, combined, detachable cable, 3.5 mm, Bluetooth v5.3, 20 – 20000 Hz, 32 Ohm, battery: 360 mAh, up to 30 h
overhead, closed, combined, detachable cable, 3.5 mm, Bluetooth v5.3, 20 – 20000 Hz, 32 Ohm, battery: 360 mAh, up to 14 h
overhead, closed, combined, detachable cable, 3.5 mm, Bluetooth v5.4, foldable, 20 – 20000 Hz, 32 Ohm, battery: 300 mAh, up to 50 h
overhead, closed, combined, detachable cable, 3.5 mm, Bluetooth v5.4, active noise cancellation, foldable, 20 – 20000 Hz, 32 Ohm, battery: 300 mAh, up to 50 h
You can take Excellent low frequencies, mid high frequencies, excellent sound insulation (relevant for the metro) no  Vitaliy Gavrilov: use Defender FreeMotion B670 few months |
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