Battery charging time:~2.5 hours
Battery type:Lithium
Bluetooth version:V5.4
Charging connector:Type-C
Connection interface:Bluetooth
Earphone battery capacity:300 mAh
Frequency range:20-20000 Hz
Headphone type:Overhead
Microphone:Built-in
Resistance:32 Ohm ± 15%
Speaker size:Ø40 mm
Working time: 10h
Color:Black