Weight and dimensions Product weight: 240 g Product height: 184 mm Product depth: 76.2 mm Product width: 1524 mm Efficiency Product color: Black Wearing style: Headband Headset type: Stereo Operating buttons Volume - Volume + Control Type: Buttons Control type: On-ear Application: Music/Everyday Life Volume control: Button Detachable cable: Yes Product type: Headset Package contents Wires USB Type-C Sound (2ˌ5 mm to 3ˌ5 mm) Suitcase: Yes Carrying case weight: 180 g Ports and interfaces Bluetooth: Yes Bluetooth version: 5.1 Connectivity: Wired and wireless Battery Battery powered: Yes Supported battery type: Built-in Fast charging time: 15 min Charging time: 2.5 hours Charging source: USB Music playback time: 24 h Fast charging: Yes Microphone Microphone type: Built-in microphone Safety warning Warnings Check the condition of the batteries regularly to prevent leakage. Keep away from children. Do not use near sources of heat or fire. Headphones Headphone construction: Over-ear