A voice augmentation device disposed at a specific position with respect to a droplet suppressing member disposed between a speaker and a listener to suppress droplet generated from at least one of a mouth and nose of the speaker causes a base vibration input part to receive vibration from at least one of the droplet suppressing member and air between the droplet suppressing member and the base vibration input part, causes a mounting part to receive the vibration from the droplet suppressing member, causes a coupling part to receive the vibration from at least one of the droplet suppressing member and air between the droplet suppressing member and the coupling part, and causes a base vibration output part to transmit the vibration received by the base vibration input part, the mounting part, and the coupling part to air on a side of the listener.

The present disclosure relates to an acoustic output device including an earphone core, a controller, a Bluetooth module, and a button module. The earphone core may include at least one low-frequency acoustic driver configured to output sounds from at least two first guiding holes and at least one high-frequency acoustic driver configured to output sounds from at least two second guiding holes. The controller may be configured to direct the at least one low-frequency acoustic driver to output the sounds in a first frequency range and direct the at least one high-frequency acoustic driver to output the sounds in a second frequency range. The Bluetooth module may be configured to connect the acoustic output device with at least one terminal device. The button module may be configured to implement an interaction between a user of the acoustic output device and the acoustic output device.

Loudspeaker enclosures and loudspeaker devices are provided. In some embodiments, a loudspeaker device is provided, the loudspeaker device comprising: a loudspeaker enclosure, comprising: a rear side; and a front side of the loudspeaker enclosure comprising: a lower portion of the front side comprising a first opening for receiving a first loudspeaker and a second opening for receiving a second loudspeaker; and an upper portion of the front side comprising a third opening for receiving a third loudspeaker, a first port, and a second port, wherein a distance from the lower portion of the front side to the rear side is greater than a distance from the upper portion of the front side to the rear side; the first loudspeaker positioned in the first opening; the second loudspeaker positioned in the second opening; and the third loudspeaker positioned in the third opening.

Disclosed are sound output equipment that exhibits high efficiency while having a slim structure and a display device including the same.

Aspects of the subject technology relate to electronic devices having speakers with resonators, such as Helmholtz resonators, acoustically coupled to the front volume of the speaker. A speaker module for an electronic device may include multiple resonators, including a first resonator that is acoustically separate from, and at least partially disposed within a second resonator. An acoustic barrier between the first resonator and the second resonator may have a liquid resistance that is different from a liquid resistance that is provided between the first resonator and a back volume of the speaker module and/or between an external environment of the speaker. In one or more implementations, a third resonator may be provided, that is spatially separated from first and second nested and/or adjacent resonators.

The present disclosure relates to a pair of glasses. The pair of glasses may include a frame, one or more lenses, and one or more temples. The pair of glasses may further include at least one low-frequency acoustic driver, at least one high-frequency acoustic driver, and a controller. The at least one low-frequency acoustic driver may be configured to output sounds from at least two first guiding holes. The at least one high-frequency acoustic driver may be configured to output sounds from at least two second guiding holes. The controller may be configured to direct the low-frequency acoustic driver to output the sounds in a first frequency range and direct the high-frequency acoustic driver to output the sounds in a second frequency range. The second frequency range may include one or more frequencies higher than one or more frequencies in the first frequency range.

The present invention describes a loudspeaker comprising a housing and a plurality of sound transducers arranged inside said housing, where the housing has two sides arranged on either side of a x-y plane with a mutual distance between said sides measured along a z-axis orthogonal to the x-y plane, and a front facing side and a rear facing side, and a top and a bottom, wherein

a. A first sound transducer is arranged inside a first cavity inside said loudspeaker housing, where said first cavity has a narrow first slit in the y-direction provided in the rear facing side, where said first slit has a width z1 in the z-direction, and a length y1 in the y-direction where the length y1 in the y-direction is larger than the width z1 in the z-direction;

b. A second sound transducer is arranged inside a second cavity inside said loudspeaker housing, separate from said first cavity, and where said second cavity is provided with a narrow second slit in the y-direction provided in the front facing side, where said second slit has a width z2 in the z-direction, and a length y2 in the y-direction, where the length y2 in the y-direction is larger than the width z2 in the z-direction.

In at least one embodiment, a microphone assembly including a substrate, a printed circuit board (PCB), a micro-electro-mechanical systems (MEMS) transducer, a first lid, and a second lid is provided. The substrate defines a first port that extends completely therethrough. The PCB defines a sound opening that extends completely therethrough. The MEMS transducer is positioned on a first side of the substrate. The first lid defines a second port and covers the MEMS transducer and the first port. The first lid and the substrate define a front volume of air that surrounds the MEMS transducer. The second lid is positioned on the second side of the PCB. A cavity of the second lid, the sound opening of the PCB, the sound opening of the PCB, and the first port of the substrate define a back volume of air that is greater than the front volume of air.

An earphone device including a casing, a holder, a speaker, multiple first buffering members, and multiple second buffering members is provided. The casing has an inner wall forming a first chamber. A sound outlet tube protrudes from a front end of the casing. The holder is disposed in the first chamber, and has an inner surface and an outer surface. The inner surface of the holder forms a second chamber. The second chamber is acoustically connected to the sound outlet tube. The first buffering members are disposed between the inner surface of the holder and the speaker, forming a first gap between the inner surface of the holder and the speaker. The second buffering members are disposed between the outer surface of the holder and the inner wall of the casing, forming a second gap between the outer surface of the holder and the inner wall of the casing.

A passive radiator assembly includes a surrounding unit and an inner radiator cone. The surrounding unit includes a top layer surrounding an axis, and a bottom layer being spaced apart from and disposed under the top layer, and surrounding the axis. The inner radiator cone interconnects the top layer and the bottom layer of the surrounding unit.