SENNHEISER Headphones PXC 550-II

•Over-ear headphones
•Battery life up to 30 hours
•Works with Siri / Google Assistant / Amazon Alexa
•iOS / Android compatible
•Microphone / remote / volume control
-Passive noise-isolating Yes
-Active noise-cancelling Yes
-Controllable noise-cancelling Yes
-Connectivity JackL-shaped gold-plated 3.5 mm
-jackBluetooth Bluetooth 5.0
-NFC Yes
-Bluetooth wireless range10 m
-Speaker Diameter 32 mm