• An audiophile-inspired 42mm transducer system delivers brilliant dynamics, clarity, and musicality for exceptional high-fidelity sound.
• An all-new lightweight design is optimized for acoustic performance, with deep cushioned earpads to ensure exceptional and long-lasting wearing comfort.The synthetic leather ear pads offer both optimum comfort and high precision in reproducing sound and ANC performance. 
• Bluetooth 5.2 supports SBC, AAC, aptX and aptX Adaptive audio codecs for compatible devices.
• Adaptive Noise Cancellation adjusts to surrounding noise, while Transparency Mode lets you hear outside sounds without removing the headphones.
• The right-earcup touchpad controls music, volume and calls over Bluetooth or USB on supported devices. Smart Pause automatically pauses playback when the headphones are removed and resumes it when they are worn again.
• Listen wirelessly, through the included analog audio cable, or via USB audio from a compatible computer or mobile device. The analog cable turns Bluetooth off; music and call controls are unavailable in analog mode.

Manufacturer warranty (US): For new MOMENTUM 4 Wireless purchases, Sennheiser lists a 12-month manufacturer warranty against manufacturing defects under normal use, subject to its warranty conditions. BrandsWalk is a Sennheiser-authorized US retailer. Keep your dated invoice showing the model or SKU. For warranty service, contact BrandsWalk with your order number. As an authorized Sennheiser reseller, BrandsWalk handles all defective-item returns. Please contact us directly. For questions about coverage on an earlier purchase, contact BrandsWalk with your order number.