A two way communication assembly includes a first puck that is positionable on a first surface of a partition. A first microphone is integrated into the first puck to capture spoken words from a first user. A first speaker is disposed in the first puck to emit audible sounds outwardly from the first puck. A second puck is positionable on a second surface of the partition. A second microphone is integrated into the second puck to capture spoken words from a second user. Moreover, the first speaker audibly emits words spoken by the second user. A second speaker is disposed in the second puck to emit audible sounds outwardly from the second puck. Additionally, the second speaker audibly emits words spoken by the first user.

A speaker unit that has a housing, a lower substrate that is fixed to the housing, a plurality of first ultrasonic vibrators that are arranged on the lower substrate, an upper substrate that is fixed to the housing and has a plurality of openings (OP) formed therein at locations that correspond to the first ultrasonic vibrators, and a plurality of second ultrasonic vibrators that are arranged on the upper substrate.

The present disclosure provides a mounting device for a speaker and a speaker. The mounting device includes a central shaft, an abutting piece, an elastic piece and a fixing piece. The abutting piece includes a body part and an abutting part, the body part is nested with and to the central shaft. The elastic piece is provided between the central shaft and the body part. The fixing piece penetrates through the speaker so as to be connected with the central shaft. The fixing piece is configured for driving the abutting piece to rotate, such that the abutting part is capable to be rotated to a chute of the boss so as to be abutted with the top wall, such that the mounting steps of the speaker body can be simpler, the mounting is more convenient, with a higher safety and a lower labor intensity.

An example device may include a housing with a number of latches with curved faces to permit contact and manipulation when in contact with a surface. The example may include a housing having spring-loaded angled and sloped latches disposed along the outside of the housing, and a face plate on a bottom portion of the housing.

A speaker includes a rubber cabinet, a driver, and a plastic connection ring. The rubber cabinet is fixed to a case of an electronic device. The rubber cabinet accommodates the driver, and the plastic connection ring is connected between the rubber cabinet and the driver. Moreover, the plastic connection ring surrounds the driver, and the rubber cabinet surrounds the plastic connection ring.

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.

An example loudspeaker arrangement includes a seat configured to support a listener sitting in the seat so that a head of the listener is in a listening position; and a loudspeaker array secured to the seat and disposed in a position in front of a backrest of the seat and to the side of the head when the head is in the listening position. The loudspeaker array includes at least one loudspeaker and has a main broadcasting axis representative of a main broadcasting direction, the main broadcasting direction of the loudspeaker array pointing to the head.

A multifunctional guitar includes a guitar body, a handle detachably connected to the guitar body, a Bluetooth speaker, and a shock absorbing mechanism that connects the Bluetooth speaker to the guitar body.

An audio-visual system may include a housing comprising an open upper end and a storage space, an audio-visual device installed inside the housing and exposable through the open upper end, and a lifting device configured to expose or store the audio-visual device inside the housing through the open upper end. The audio-visual device may include a display, a speaker, and a processor configured to control the audio-visual system to operate in a first mode for outputting media art content while the display is stored in the housing according to a first event, operate in a second mode for outputting audio content through the speaker while part of the display is exposed through the open upper end according to a second event, and operate in a third mode for outputting a visual content while the entire display is exposed through the open upper end according to a third event.

A connecting structure, as well as a loudspeaker and an electronic apparatus having the connecting structure are disclosed. The connecting structure includes a snap ring and a connecting post. The snap ring is provided with a notch having a width greater than an inner diameter of the snap ring and an inner wall of the snap ring is provided with a supporting arm. The connecting post includes a post body and a post head located at one end of the post body, an outer diameter of the post head is greater than an outer diameter of the post body, and the post body is provided with a snap-fitting slot. The post body can pass through the notch of the snap ring to be snap-fitted in the snap ring, and the supporting arm can be snap-fitted in the snap-fitting slot of the connecting post.