• Active Noise Cancelling technology. Significant noise reduction for travel, work and anywhere in between. Advanced active noise reduction technology quells airplane cabin noise, city traffic or a busy office, allows you focus on what you want to hear. Enjoy your music, movies and videos. The noise cancellation function can work while both in wired and wireless mode.
• Proprietary 45mm large-aperture drivers. Deep, accurate bass response. The Active Noise Cancelling around-ear headphones give you crisp, powerful sound and quiet that helps you enjoy your music better. 
• High-quality built-in Microphone and NFC technology. E7 provides high-quality built-in microphone for hands-free calls. NFC pairing aided by voice prompts, promises quick and stable connection with your Bluetooth enabled devices.
• The professional protein earpad and 90° swiveling earcups. More durability and comfort, Enjoy high-quality, Long-listen comfort. Skin texture, lightweight comfortable around-ear fit you can wear all day long.
• 30 hour playtime per charge in Bluetooth mode. A built-in 750mAh battery won't allow your headphones to power off anytime soon. You can enjoy your world without noise for up to 30 hours. 

Shipping Note: Shipping to Alaska, Hawaii, and PO Boxes is not available for this item

Warranty: 90 Day Woot Limited Warranty