The Sennheiser HDB 630 Wireless Headphones deliver premium, audiophile-grade sound in a versatile wireless design built for both critical listening and everyday use. Featuring a custom 42mm transducer system, these headphones provide exceptional clarity, natural mids, and a wide immersive soundstage. 

With advanced Bluetooth® codec support and the included BTD 700 USB-C dongle, users can experience consistently high-resolution wireless audio across devices. Adaptive noise cancellation helps reduce background distractions, while customizable parametric EQ and crossfeed technology allow for a more natural, speaker-like listening experience. 

Whether you're streaming music, watching TV, or focusing in a noisy environment, the HDB 630 offers the flexibility, comfort, and performance expected from Sennheiser's premium audio lineup. 

Features

• Audiophile Sound Quality - 42 mm transducer system delivers detailed, balanced audio with natural soundstage
• High-Resolution Wireless Audio - Supports advanced Bluethooth® codecs including aptX™ Adaptive and aptX™ HD
• BTD 700 USB-C Dongle Included - Enhances wireless audio performance and connection stability
• Adaptive Nosie Cancellation (ANC) - Minimizes background noise for focused listening 
• Custom Sound Personalization - Parametric EQ and crossfeed for tailored audio and speaker-like sound imaging
• Multiple Listening Options - Use wirelessly or via USB-C/3.5mm wired connections 
• Extended Battery Life - Up to 60 hours of playback on a single change
• Transparency Mode - Stay aware of surroundings when needed
• Comfort-Focused Design - Over-ear, closed-back construction for long listening sessions 

Specs 

• Wearing Style: Over-ear, closed-back
• Driver Type: Dynamic, 42 mm
• Connectivity: Bluetooth®, USB-C, 3.5 mm analog
• Bluetooth Codecs: aptX™ Adaptive, aptX™ HD
• Audio Resolution (wired): Up to 24-bit / 96 kHz
• Noise Control: Adaptive ANC + Transparency Mode
• Battery Life: Up to 60 hours
• Charging Interface: USB-C
• Sound Customization: Parametric EQ via app
• Included Accessories: BTD 700 Bluetooth® USB-C dongle