Soundcore Anker Soundcore Liberty 4 - in-ear headphones

Product type: In-ear headphones Gyroscope: Yes Control type: Touch Headset type: Binaural Music playback: Yes Virtual surround: Yes Colour name: Midnight Black Control unit type: On-ear control unit Wearing style: In-ear Volume control: Touch Operating keys: Multi-key Product colour: White Recommended usage: Calls/Music/Sport/Everyday Product type: Headset Extra earbuds: Yes Quantity: 1 USB connector: USB Type-C Connectivity technology: True Wireless Stereo (TWS) Bluetooth: Yes Battery operated: Yes Continuous audio playback time: 9 h Fast charging: Yes Charging source: USB Wireless charging: Yes Continuous audio playback time (with charging case): 28 h Battery type: Built-in battery Number of microphones: 6 Microphone type: Built-in Noise canceling: Yes Number of drivers: 2 Driver type: Dynamic Intraaural headphones type: Earbuds Noise canceling type: Active Transparency mode: Yes