Sony WH-1000XM4 Wireless Premium Noise Cancelling On-Ear Headphones，Mic for Phone Calls and Alexa Voice Control,Touch operation

Hign-concerned Chemical : None
Material : Plastic
Weight[g] : 254
Battery Capacity[mAh] : 18650
Battery life up to[hours] : 30-38
Maximum wireless range[m] : <10m
Sound Isolating : YES
Category : Earphones & Headphones
Number Of Drivers : 1
Headphone Pads Material : Soft Foam
Magnet Type : other
Impedance Range : from 33 to 100 Ω
Bluetooth Version : 5.0
Features : Active Noice Cancelling
With Microphone : Yes
Is wireless : Yes
Support APP : Yes
Support Memory Card : No
Waterproof : No
Resistance : 51.55Ω
Frequency Response Range : 20 - 40000Hz
Sensitivity : 102dB
Function : for Video Game,HiFi Headphone,Sport,For Outdoor,For Office,For Study
Active Noise-Cancellation : Yes
Volume Control : Yes
Control Button : Yes
Vocalism Principle : Other
Wireless Type : bluetooth
Connectors : Type c
Communication : WireLess
Style : Headphone
Jp(origin)
Sony