USAMS IA04 Earbuds Pink Wireless Headphones with Microphone

Equipment: 2 wireless earbuds, charging box, USB Type-C cable, documentation.
Design: Liners
Product color: Pink
Description: Design: earbuds, device type: wireless headphones, case charging type: USB Type-C, plug connector: USB, acoustic design type: closed, operating time: 4 h
Plug connector: USB
Working hours: 4 h
Battery capacity: 320 mAh
Talk Time: 4 h
Impedance: 32 ohm
Sensitivity: 112 dB
Charging time: 1 hour
Device type: Wireless headphones
Mount type: Without attachment
Maximum playback frequency: 20000 Hz
Minimum repeatable frequency: 20 Hz
Technology: Dynamic
Number of microphones: 2
Bluetooth version: 5.0
Type of acoustic design: Closed
Wireless connection type: Bluetooth
Case charging time: 2 h
Case battery capacity: 320 mAh
Case charging type: USB Type-C
Weight of one earpiece: 5 g
Sensitivity options: DB/V
Battery capacity for one earphone: 25 mAh