Model: S6CRW Immersive bass headphones. Contents: headphones; USB charging cable; backup AUX cable; protective travel bag; user guide; 2 year warranty. Bass you can feel. Bluetooth wireless technology. Up to 40 hours of battery life. Rapid Charge: 10 minutes = 3 hours. Adjustable sensory bass. Free Your Bass: Listen up to 33 ft away from paired device. All Day Binging: Fully charged = 40 hours of playtime. Experience Your Media: Full range audio with subwoofers create bass you can actually feel. Adjustable Sensory Bass: Use the slider on your left earcup to customize your bass experience. In Your World: Memory foam ear cushions provide a comfortable, noise-isolating fit so you can lock in your focus. Activate Assistant & Take Calls: A built-in mic and on-ear buttons let you activate your device's assistant, manage calls, change tracks, and adjust volume. Collapsible Design: Folds up for easy transportation with protective travel bag. Keep Listening: Backup AUX cable w/mic and remote lets you keep going if your battery dies. Speaker Driver: 40 mm; Impedance: 32 ohms; Crusher Driver 34 mm; Impedance: 13 ohms; THD less than 0.1% (1 mw/ 500 hz); Weight: 275 g; DC Input: 5 v; 5 v = 500 ma. Safety information inside. 2 year warranty CE listed. Skullcandy.com. Made in China.