Headphone Type	Closed
Driver Unit	40mm over
Wireless Connection	Bluetooth 4.0
Bluetooth Profile	A2DP / AVRCP
Bluetooth Codec	SBC / AAC / apt-X
Noise Canceling Type	Active Noise Canceling
Battery	Lithium-ion battery
Battery Charge Method	USB
Battery Charge Time	Approx. 3-4 hours
Battery Life (Waiting Time)	Approx. 88 hours *When the noise cancellation level is high with the Bluetooth function turned off
Battery Life (continuous music playback time)	Approx. 26 hours *When the Bluetooth codec is SBC and the noise cancellation level is High
Dimension	Approx. 220×300×140mm (W x D x H)
Weight	Approx. 360g
Head size	Head girth 54cm～62cm