ESPERANZA BLUETOOTH EARPHONES TWS METHONE BLACK EH238K

Weight and dimensions Product weight: 90 g Efficiency Product color: Black Volume control: Buttons Wearing style: In-ear Use: Travel / Recreation Control Type: Touch Product type: Wireless headphones Ports and interfaces Bluetooth profiles: A2DP, AVRCP, HFP, HSP Maximum operating range: 10 m Transmitter frequency: 2.4 GHz Connection method: Wireless Bluetooth: Yes Bluetooth version: 5.3 USB connection: Yes Battery Charging time: 1 hour Talk time: 4 h Music playback time: 3 h Battery type: Lithium polymer (LiPo 4S) Number of batteries supported: 1 Supported battery type: Built-in Battery capacity: 230 mAh Battery voltage: 5V Battery powered: Yes Other functions User Guide: Yes Cables: Charging cable USB cable length: 0.2 m Frame material: Plastic Included cable: USB C / USB C PD Safety warning Warnings Keep away from children. Do not use near sources of heat or fire. Check the condition of the batteries regularly to prevent leakage. Headphones Headphone construction: In-ear Volume control: Yes Battery capacity: 30 mAh Frequency response: 20 - 2000 Hz