Wireless Luminous DENMEN DL21 with microphone and bluetooth for iPhone Android TWS bluetooth

Weight: 3.1 g
Design: Liners
Product color: Black
Description: Design: earbuds, device type: TWS wireless headphones, ANC active noise reduction system, design features: microphone, case charging type: USB Type-C, plug connector: USB Type-C, acoustic design type
Plug connector: USB Type-C
Functions: Volume control
Working hours: 4 h
Battery capacity: 200 mAh
Standby time: 300 h
Talk Time: 4 h
Design features: Microphone
Charging time: 0.66 h
Device type: Wireless tws earphones
Maximum playback frequency: 20000 Hz
Minimum repeatable frequency: 20 Hz
Bluetooth version: 5.1
Type of acoustic design: Closed
Wireless connection type: Bluetooth
Case charging time: 0.66 h
Case battery capacity: 230 mAh
Case charging type: USB Type-C
Active Noise Canceling ANC: There is
Battery capacity for one earphone: 28 mAh