ESPERANZA BLUETOOTH TWS EARPHONES CARDERA EH225K

Efficiency Product color: Black Backlight: Yes Control Type: Buttons Wearing style: In-ear Backlight color: Red Application: Calls/Music Product type: Headphones Ports and interfaces Bluetooth profiles HSP HFP A2DP AVRCP Bluetooth: Yes Connection method: Wireless Microphone: Yes Wireless router range: 10 m Bluetooth version: 5.0 Battery Charging source: Battery Talk time: 4 h Battery capacity: 30 mAh Supported battery type: Built-in Battery type: Lithium Polymer (LiPo) Battery technology (charging case): Lithium Polymer (LiPo) Input voltage (headphones): 5 V Battery capacity (charging case): 300 mAh Fast charging time: 60 min Headphones Frequency response: 20 - 20000 Hz Headphone construction: In-ear Earphone type: In-ear headphones Base station Base Station Color: Black Base Station USB Connector: USB Type-C