• Specification:
• Bluetooth version: 5.0
• Battery capacity: 1800mah*8, total 14400mAh
• Input voltage: 5V/1A
• Transmission distance: 10m
• Frequency response: 20Hz-20KHz
• Signal to noise ratio: ≥90dB
• Working voltage: 7.4V
• Distortion: 1%
• Charging port: Type-C
• Playing time: 40 hours
• Standby time: >90 days
• Charging time: 6-10H (different charger adapter hs different time)