|
CN112271775A
|
|
Power supply device and power supply method thereof
|
|
CN112104939A
|
|
Wearable device and earphone
|
|
CN112274109A
|
|
Body mass index interval estimation device and operation method thereof
|
|
CN111818423A
|
|
Loudspeaker
|
|
CN111818414A
|
|
Microphone structure
|
|
CN111928939A
|
|
Vibration sensor
|
|
US2020322731A1
|
|
Acoustic transducer
|
|
CN111799857A
|
|
Earphone charging and data transmission system
|
|
CN111478382A
|
|
Charging box
|
|
CN111464918A
|
|
Earphone and earphone set
|
|
US2021083504A1
|
|
Power supply apparatus wake-up circuit
|
|
US2021050735A1
|
|
Charging apparatus
|
|
CN110972013A
|
|
Ear shield structure
|
|
CN111107458A
|
|
Ear shield structure
|
|
US2021090577A1
|
|
Computer-implement voice command authentication method and electronic device
|
|
CN110856085A
|
|
Loudspeaker structure
|
|
CN110602583A
|
|
Earphone storage box
|
|
US2019394560A1
|
|
Speaker
|
|
US2019181601A1
|
|
Positioning structure and energy storage device
|
|
CN109246523A
|
|
Earphone
|
