Specifications: Performance: - Product Type: Headphones - Wearing style: In-ear - Recommended use: Calls/Music - Headphone type: Binaural - Operation keys: Multi key - Controls type: On-ear control unit - Control type: Buttons - Protective features: Sweat resistant, Water resistant - IP (International Protection) Code: IPX4 - Virtual Surround: Yes - Digital surround sound technology: Dolby Atmos - Works with Apple Siri: Yes Ports and Interfaces: - Connectivity technology: True Wireless Stereo (TWS) - Bluetooth: Yes Headphones: - Headphones: In-aural - In-ear type headphones: Headphones - Noise filtering: Yes - Noise reduction type: Active - Transparency mode: Yes Microphone: - Microphone type: Integrated Battery: - Battery: Yes - Battery type: Built-in battery - Battery Technology: Lithium Ion - Continuous audio playback time: 9h - Autonomy in continuous audio playback (with charging case): 36 hours - Fast charging: Yes - Fast charging time: 5 min - Charging source: USB System Requirements: - Supported mobile operating systems: Android, iOS Weight and measurements: - Width: 18.5mm - Depth: 20.5mm - Height: 15mm - Left earphone weight: 5g - Right earphone weight: 5g - Charging case dimensions (W x L x H): 72 x 51 x 25.5 mm - Charging case: 49g Packaging content: - Charging case: Yes - Charging Case Connector Type: USB Type C - Cables included: USB Type C to USB Type C - Accessories included in the set: Silicone pads in 4 sizes