Patent ID: 11875815
Assignee: SHENZHEN SHOKZ CO., LTD.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 11:
12. The device of claim 1, wherein the device includes at least one of:
no more than 10 first-order acoustic-electric transducers, wherein each first-order acoustic-electric transducer corresponds to a frequency band whose bandwidth is no larger than 20 kHz;
no more than 20 second-order acoustic-electric transducers, wherein each second-order acoustic-electric transducer corresponds to a frequency band whose bandwidth is no larger than 20 kHz;
no more than 30 third-order acoustic-electric transducers, wherein each third-order acoustic-electric transducer corresponds to a frequency band whose bandwidth is no larger than 20 kHz; or no more than 40 fourth-order acoustic-electric transducers, wherein each fourth-order acoustic-electric transducer corresponds to a frequency band whose bandwidth is no larger than 20 kHz.