Sennheiser Adapt 135 II USB
 | Outdated Product Features: office; Design: overhead, open; swiveling earcups; Connection type: wired; mini-Jack (3.5 mm); USB: USB-A; Cable supply: single-sided; Cable length (m): 1.8; Frequency range (Hz): 20 – 20000; Sensitivity (dB): 115; Volume control; Weight (g): 77; |
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office, overhead, open, wired, USB-C, 1.5 m, 20 – 20000 Hz, battery: with case + 100 – 12000 Hz talk mode
Sennheiser Adapt 135 II USB
Type:on-ear, office
Connection:3.5 mm
Frequencies:20 – 20000 Hz
Sensitivity:115 dB
All specifications
Specifications Adapt 135 II USB
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E-Catalog UK editor, Headphones
Olexandr Cherkashchenko, 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 Sennheiser 2026 - new arrivals, bestsellers, and the most relevant models Sennheiser.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog Sennheiser 2026 - new arrivals, bestsellers, and the most relevant models Sennheiser.
Everything You Need to Know About Headphones: A Complete Technical GuideThe choice begins with understanding the design and features.
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Series Sennheiser Adapt (office)Compare using chart →
overhead, closed, combined, detachable cable, 3.5 mm, Bluetooth v5.0, AAC, aptX, active noise cancellation, foldable, 17 – 23000 Hz, battery: up to 30 h
office, overhead, closed, wireless, Bluetooth, 20 – 20000 Hz, battery: 600 mAh, up to 27 h
overhead, closed, wireless, Bluetooth v5.0, AAC, aptX, active noise cancellation, foldable, 20 – 20000 Hz, 32 Ohm, battery: up to 46 h
office, one earphone, overhead, open, wireless, Bluetooth, 20 – 20000 Hz, battery: up to 27 h
