The Edifier WH950NB Wireless Noise Cancellation Over-Ear Headphones appear to be designed to provide an immersive audio experience while also offering features tailored to enhance voice clarity during calls. Here's a breakdown of its key features:

1. **Active Noise Cancellation (ANC) and Ambient Sound Mode:** These features allow users to block out unwanted ambient noise or stay aware of their surroundings, providing flexibility for different environments and preferences.

2. **40mm Dynamic Driver:** The headphones feature a 40mm dynamic driver, which suggests powerful and clear sound reproduction.

3. **Double Hearing Protection:** This feature likely enhances comfort during extended listening sessions by providing additional padding or insulation against external noise.

4. **Foldable Lightweight Design:** The headphones are designed to be lightweight and foldable, making them convenient for daily use, conferences, and travel.

5. **LDAC Codec and Hi-Res Wireless Certification:** These features indicate support for high-resolution audio and wireless connectivity, ensuring an optimal listening experience.

6. **Advanced 4-Mic Environmental Noise Cancellation (ENC):** The headphones utilize four built-in microphones and advanced algorithms to ensure clear voice calls by reducing background noise and wind noise.

7. **Edifier Connect App:** Users can customize their audio experience with EQ settings and music modes via the Edifier Connect app, providing personalization options.

8. **Google Fast Pair:** Support for Google Fast Pair enables seamless pairing with Android devices for added convenience.

9. **Long Battery Life:** With a 1.5-hour full charge, the headphones offer up to 34 hours of playback with ANC on and 55 hours without. Fast charging provides 7 hours of playback in just 10 minutes, ensuring extended use without interruption.

Overall, the Edifier WH950NB Wireless Noise Cancellation Over-Ear Headphones seem to offer a comprehensive set of features aimed at delivering high-quality audio performance, comfort, and versatility for various listening scenarios.