**Product Specifications:**
**Brand:** Sennheiser
**Model:** MOMENTUM4 Wireless Headphones, JD Special Design Edition in Obsidian Black
**Design Inspiration:** Inspired by music, the MOMENTUM4 Wireless Headphones in Obsidian Black are designed to evoke the beauty of a sunrise, the awakening of the soul, and the dance of notes in the morning light.
**Features:**
- Intelligent touch control gestures for adjusting noise cancellation intensity
- Adaptive noise cancellation with customizable settings
- Transparency mode for ambient listening
- Up to 60 hours of battery life with quick charging (2 hours for full charge, 5 minutes for 4 hours of playback)
- Ergonomic design with soft ear pads, headband, and low-pressure headband for all-day comfort
- High-quality voice pick-up for smart pause and automatic on/off
- Bluetooth 5.2 connectivity for low latency and stable transmission
- Codec support: SBC, AAC, aptX, aptX Adaptive
- Customizable sound experience through SmartControl app with EQ presets
**Package Contents:**
- MOMENTUM4 Wireless Headphones
- Headphone case
- Audio cable
- USB-C charging cable
- Airplane adapter
- Quick start guide
- Safety guide
**Wearing Style:** Over-ear stereo headphones
**Connectivity:** Bluetooth 5.2 compatible
**Transducer Principle:** Dynamic driver
**Frequency/Modulation:** 2,402MHz to 2,480MHz, GFSK, π/4DQPSK/8DPSK
**Supported Codecs:** SBC, AAC, aptX, aptX Adaptive
**Supported Profiles:** A2DP, AVRCP, HFP
**Microphone Frequency Response:** 50Hz-10kHz
**Speaker Frequency Response:** 6Hz-22kHz
**Speaker Sensitivity:** 106dBSPL (1kHz/0dBFS)
**Total Harmonic Distortion:** <0.3% (1kHz/100dBSPL)
**Microphone Pickup Pattern:** 2x2 microphone array, digital noise cancellation
**Battery Life:** Up to 60 hours of playback with ANC on and Bluetooth connected
(Note: Specifications based on Sennheiser lab testing data for MOMENTUM4 Wireless Headphones)
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