Sony Headphones WH1000XM4L Blue

Sony WH1000XM4L.CE7. Product type Headphones. Wearing style Head-band. Recommended usage Calls/Music. Connectivity technology Wired & Wireless. USB connector USB Type-C. Bluetooth profiles A2DP.AVRCP.HFP.HSP. Ear coupling Circumaural. Acoustic system Closed. Headphone frequency 4 - 40000 Hz. Microphone type Built-in. Continuous audio playback time 30 h. Talk time 24 h. Battery recharge time 3 h