Sound Reproduction up to 100 kHz, 40 mm driver units with ALCP for articulate audio reproduction, 4-conductor cable for better signal separation and resulting sound quality, Ergonomic ear pads for powerful response and long-term comfort.Connectivity Technology: Wired Compatible with 3 optional cables engineered with Kimber Kable, Silver coated OFC cable minimizes signal transmission loss, Beat Response Control for improved bass and transient response, Enfolding structure for wrap-around feel and improved acoustic seal Inward axis structure delivers optimum fit, Silent joints won't disturb your audio experience, In-line remote and microphone for hands-free phone calling, Carrying pouch and cord length is 3.94 feet

Noise Gard hybrid active noise cancellation blocks ambient noise using 4 microphones for ultimate isolation to dramatically improve sound quality in noisy environments 22 hour battery life with both Bluetooth and Noise Gard activated to ensure performance during long commutes or plane flights Technology uses 2 built-in microphones working seamlessly to improve voice quality and remove external noise during phone calls