Esperanza EH231K headphones/headset Wireless In-ear Calls/Music Micro-USB Bluetooth Black

Bluetooth profiles: HFP | Battery voltage: 5 V | Wearing style: In-ear | Recommended usage: Calls/Music | Battery recharge time: 1 h | Microphone type: Built-in | Base station colour: Black | Connectivity technology: Wireless | Intraaural headphones type: Earbuds | Ear coupling: Intraaural | Battery capacity (charging case): 300 mAh | Product colour: Black | Bluetooth profiles: HSP | Bluetooth profiles: A2DP | Talk time: 4 h | Product type: Headphones | Battery capacity: 40 mAh | USB connector: Micro-USB | Bluetooth version: 5.0 | Bluetooth profiles: AVRCP | Battery type: Built-in battery | Bluetooth: Yes | Base station USB connector: USB Type-C | Control type: Touch | Headphone frequency: 20 - 20000 Hz | Frequency band: 2.402-2.480 GHz | LED indicators: Power