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

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