Esperanza EH231K Bluetooth In-Ear Headphone TWS Black

Esperanza EH231K Bluetooth In-Ear Headphone TWS Black

Volume control: Buttons Number of batteries supported: 1 Bluetooth: Yes Product type: Wireless headphones Battery capacity: 40 mAh Battery operated: Yes Bluetooth profiles: A2DP, AVRCP, HFP, HSP Connectivity technology: Wireless Maximum operating distance: 10 m Transmitter frequency: 2.4 GHz Battery type: Built-in battery Recommended usage: Travel/recreation User guide: Yes Cables included: Charging cable Weight: 90 g Ear coupling: Intraaural Product colour: Black Headphone frequency: 20 - 2000 Hz Control type: Touch Battery voltage: 5 V Talk time: 4 h Frame material: Plastic USB connectivity: Yes Continuous audio playback time: 3 h USB cable length: 0.2 m Bluetooth version: 5.0 Wearing style: In-ear Battery technology: Lithium polymer (LiPo 4S)