Sennheiser HDB-630 Wireless Headphones

Flawless sound, no wires, and a battery that lasts for up to 60 hours. The Sennheiser HDB 630 lets you take true audiophile-grade sound anywhere you go.
Precision engineering delivers breathtaking clarity, a neutral tone, detailed mids, and a wide soundstage. Use aptX HD and aptX Adaptive Bluetooth® codecs from a high-resolution source such as Sennheisers BTD 700 Bluetooth® adapter, or plug in via USB-C for pure fidelity.
The advanced parametric EQ lets you define frequency bands and filters as you please. Cross Fade balances classic tracks for better headphone listening while Hybrid Adaptive Active Noise Cancellation eliminates background noise while maintaining high-end audio quality.

Key Features

• Audiophile Performance: Precision engineering ensures breathtaking clarity, a neutral tone, detailed mids, and a wide soundstage.
• Wireless High-Resolution Audio: Supports aptX™ HD and aptX adaptive™ Bluetooth® codecs, alongside SBC and AAC.
• Extended Listening Time: Enjoy up to 60 hours of music playtime via Bluetooth with Hybrid Adaptive Active Noise Cancellation (ANC) engaged.
• Quick Charging: Just 10 minutes of charging provides up to 7 hours of playtime.
• Hybrid Adaptive ANC: Active Noise Cancellation eliminates background noise while preserving high-end audio quality.
• Advanced Parametric EQ: Allows users to customize frequency bands and filters as desired.
• Cross Fade Function: Helps balance classic tracks for improved headphone listening experience.
• Wired Option: Users can plug in directly via USB-C for pure fidelity.
• Clear Calls: Features two MEMS microphones per side, utilizing beamforming for noise reduction during calls.
• App Control: Supported by the Sennheiser Smart Control Plus app for both iOS™ and Android™.
• Included Accessories: Delivery includes the HDB 630 Wireless Headphones, Carry Case, USB-C Cable, Audio Cable, In-flight Adapter, and User Manual.

Technical Specifications

• Model Name: HDB 630 Closed-back Wireless Headphones
• Wearing Style / Ear Coupling: Headband stereo headphones / Around-the-ear, circum-aural
• Speaker Principle / Size: Dynamic / 42 mm diameter
• Connectivity: Bluetooth 5.2 compliant, class 1
• Supported Profiles: A2DP, AVRCP, HFP
• Supported Codecs: SBC, AAC, aptX™, aptX™ HD, aptX adaptive™
• Frequency Range (USB): 6 Hz to 40 kHz
• Frequency Range (Analog & Bluetooth®): 6 Hz to 22 kHz
• Speaker Impedance: Active 480 ohms
• Speaker Sensitivity: 105 dB SPL (1 kHz / 0 dB FS)
• Total Harmonic Distortion (THD): <0.2% (1 kHz / 100 dB SPL)
• Active Noise Cancellation: Hybrid Adaptive ANC
• Microphone Frequency Range: 50 Hz to 10 kHz
• Battery Type: Built-in Lithium-Ion rechargeable batteries (1 cell)
• Battery Capacity: 700 mAh
• Charging Time: Approximately 2 hours for full charge
• Power Supply: 5 V, 750 mA max, USB charging via USB-C socket
• Product Weight: Approximately 311 g (11 oz)
• Product Dimension (Folded Flat): 180 x 195 x 51 mm (7 x 7.67 x 2 in)