Bluetooth version: 5.1
Battery type: lithium
Battery capacity: 280 mAh
Operating time (calls/music): 3.5 hours
Battery charging time: ~1,5 hours
Speaker size: Ø10 mm
Frequency range: 20-20000 Hz
Impedance: 32 Ω ± 15%
Input: Type-C
Color: silver/black