Wireless Version:V5.3
Transmission Distance: 10M
Wireless working frequency: 2402MHz-2480MHz
Frequency response: 20Hz~20kHz
Speaker Sensitivity:127.6dB 士 3dB Earbud Battery Capacity: 90mAh
Earbud Charging Time:1.5H Charging Case Capacity: 350mAh
Case Charging TIme: 2H
Music Time:8-10H
Talk Time: 6-8H
Input Voltage:DC 5V