Esperanza EH237W Bluetooth In-Ear Headphone TWS White

Talk time: 4 h | Control type: Touch | Number of batteries supported: 1 | Headphone frequency: 20 - 2000 Hz | Frame material: Plastic | Product colour: White | Weight: 70 g | Battery type: Built-in battery | Battery capacity: 30 mAh | Bluetooth profiles: A2DP, AVRCP, HFP, HSP | Product type: Wireless headphones | Battery operated: Yes | Recommended usage: Travel/recreation | Ear coupling: Intraaural | Wearing style: In-ear | Bluetooth: Yes | Battery capacity: 230 mAh | USB cable length: 0.2 m | Cables included: Charging cable | Included cable : USB C / USB C PD | Battery technology: Lithium polymer (LiPo 4S) | USB connectivity: Yes | Bluetooth version: 5.3 | User guide: Yes | Continuous audio playback time: 3 h | Battery voltage: 5 V | Maximum operating distance: 10 m | Transmitter frequency: 2.4 GHz | Volume control: Yes | Volume control: Buttons | Connectivity technology: Wireless