Esperanza TWS CARDERA Headphones Wireless In-ear Calls/Music Bluetooth Black

Battery capacity: 30 mAh | Talk time: 4 h | Bluetooth profiles: HSP | Bluetooth profiles: A2DP | Bluetooth version: 5.0 | Backlight: Yes | Battery type: Built-in battery | Product type: Headphones | Connectivity technology: Wireless | Wireless range: 10 m | Backlight colour: Red | Bluetooth profiles: HFP | Bluetooth profiles: AVRCP | Bluetooth: Yes | Battery technology: Lithium Polymer (LiPo) | Recommended usage: Calls/Music | Headphone frequency: 20 - 20000 Hz | Microphone in: Yes | Fast charging time: 60 min | Product colour: Black | Battery capacity (charging case): 300 mAh | Input voltage (earpieces): 5 V | Base station USB connector: USB Type-C | Charging source: Battery | Control type: Buttons | Intraaural headphones type: Earbuds | Ear coupling: Intraaural | Wearing style: In-ear | Battery technology (charging case): Lithium Polymer (LiPo) | Base station colour: Black