Defender FreeMotion B690
![]() | Outdated Product Design: overhead, closed; full size Over-Ear; foldable; Connection type: combined; mini-Jack (3.5 mm); Bluetooth version: Bluetooth v5.3; Cable supply: single-sided; Range (m): 10; Detachable cable; Impedance (Ohm): 32; Frequency range (Hz): 20 – 20000; Sensitivity (dB): 118; Speaker size (mm): 40 |
Defender FreeMotion B690
Type:full size (over-ear)
Connection:3.5 mm, Bluetooth v5.3
Frequencies:20 – 20000 Hz
Sensitivity:118 dB
Battery:400 mAh, up to 50 h
Good autonomy.
All specifications
Specifications FreeMotion B690
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E-Catalog UK editor, Headphones
Olexandr Cherkashche…, 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 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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