Sennheiser HD 660S2 Open‑Back Hi-Res Audiophile Headphones, Ultra‑Light Aluminum Voice Coil, Extended Sub‑Bass, 300 Ohm Impedance & Airflow Transducer, Plush Ear Cushions, Premium Comfort, 2Y Warranty REFURBISHED Featuring JBL QuantumSOUND Signature

Featuring JBL QuantumSOUND Signature

MS-OPTIMIZED – This Jabra headset works with all leading Unified Communications platforms and is optimized for Microsoft Teams as a plug-and-play experience

20+ Hours of Portable Playtime

730 Grams Batteries ‎1 Lithium Ion batteries required

94cm) FHD 90Hz Refresh Rate display

Sennheiser HD 660S2 Open‑Back Hi-Res Audiophile Headphones, Ultra‑Light Aluminum Voice Coil, Extended Sub‑Bass, 300 Ohm Impedance & Airflow Transducer, Plush Ear Cushions, Premium Comfort, 2Y Warranty REFURBISHED Featuring JBL QuantumSOUND SignatureFeatures GERMANDESIGNED, IRISHASSEMBLED Expertly engineered components from Germany assembled in Ireland, ensuring consistent build precision and quality EXTENDED SUBBASS IMPACT Redesigned voice coil and optimized airflow double low frequency output for deep, impactful bass without distortion 38MM ULTRALIGHT ALUMINUM VOICE COIL Delivers improved impulse response and pristine clarity across the 8Hz41. 5kHz range. You can feel the lowest note on the