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

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