Volume Control. Touch sensor. Usage Time. Max. 20 hours(NC ON), Max. 22 hours(NC OFF) Cord Length. Headphone cable(approx. 1.5m, silver-coated OFC strands, gold-plated stereo mini plug) ...

Charge Time. Approx. 4 Hours. Cord Type. Single-sided (detachable) Driver Unit. 40mm, dome type(CCAW Voice Coil) Diaphragm.