In one example, an apparatus comprises a headset and an auxiliary device. The headset includes a first microphone to detect first egress audio signals and a speaker to output ingress audio signals received wirelessly from a mobile device. The auxiliary device includes a container to hold the headset, as well as a second microphone to detect second egress audio signals. In a first operation mode, one of the headset or the auxiliary device can transmit wireless signals including the first egress audio signals to the mobile device. In a second operation mode, one of the headset or the auxiliary device can transmit wireless signals including the second egress audio signals to the mobile device.

A power supply device including a first charging accommodation, a second charging accommodation, a first interface electrically connected to a first power receiving device, and disposed in the first charging accommodation, a second interface electrically connected to a second power receiving device, and disposed in the second charging accommodation, a battery, and a processor configured to receive, via the first interface, first state of charge (SOC) information of the first power receiving device which is mounted in the first charging accommodation, receive, via the second interface, second SOC information of the second power receiving device which is mounted in the second charging accommodation, determine at least one charging parameter based on the first SOC information and the second SOC information, and charge the first power receiving device and the second power receiving device through the first interface and the second interface, respectively, based on the at least one charging parameter.

The present disclosure discloses an acoustic device and a support assembly thereof. The support assembly may include a shell configured to provide a space for accommodating one or more components of the acoustic device. The support assembly may further include an interaction assembly configured to realize an interaction between a user and the acoustic device, wherein the interaction assembly include a first component and one or more second components, in response to receiving an operation of the user, the first component is configured to trigger at least one of the one or more second components to cause the acoustic device to perform a function corresponding to the at least one of the one or more second components.

A headset charging dock includes a headset mechanical support configured to hang a first headset by a headband of the first headset; and a wireless charging interface for the first headset, the wireless charging interface integrated in the headset mechanical support.

An audio output device is provided. The audio output device includes a housing, an audio output unit outputting audio data, a first contact sensor configured to detect a contact of an external object, a second contact sensor configured to detect a contact of the external object, a proximity sensor configured to detect a proximity of the external object within a predetermined distance, and a processor operatively connected to the audio output unit, the first contact sensor, the second contact sensor, and the proximity sensor. The processor may be configured to execute a wearing detection mode of the audio output device, to determine the contact of the external object through the first contact sensor, to determine the contact of the external object through the second contact sensor, to determine the proximity of the external object through the proximity sensor, and to determine that the audio output device is in a state worn by the external object.

This disclosure presents a charging container (100) configured to 100 store and charge an in-ear audio listening device (200A; 200B). The charging container (100) comprises a first part (110) and a second part (120). The second part (120) is attached to the first part (110) to form a lid for enclosing an in-ear audio listening device (200A; 200B) when the second part (120) faces the first part (110). At least a portion (122) of the second part (120) is flexible, e.g., made of a flexible material.

A method for wirelessly charging at least one hearing device (4) via at least one power transmission unit (14) is disclosed. The method comprises: Charging at least one power receiving and storing unit of the at least one hearing device (4) via a wireless charge field of the at least one power transmission unit (14); Turning off the at least one hearing device (4) when the at least one power receiving and storing unit of the at least one hearing device (4) is substantially fully charged; Rebooting the at least one hearing device (4) when the at least one wireless charge field is removed; and Determining the resonance frequency of a coil element of the at least one hearing device (4) after rebooting. Further, a hearing aid system is disclosed.

Gaps between transmitters and receivers in wireless power systems and related systems, methods, and devices are disclosed. A housing includes an internal surface configured to face a receive power coil and an external surface configured to face a wireless power transmitter. The external surface is shaped to define one or more gaps between the external surface and a surface of the wireless power transmitter responsive to placement of the external surface into engagement with the surface of the wireless power transmitter. An electronic device includes a receive power coil and a barrier including an internal surface facing the receive power coil and an external surface configured to face a transmit power coil. The external surface defines a gap between the external surface and a surface of the wireless power transmitter responsive to placement of the external surface in engagement with the surface of the wireless power transmitter.

Audio operating systems and related systems, methods, and devices are disclosed. A portable electronic accessory includes a microphone to receive audio inputs, a speaker to provide audio outputs, and control circuitry including a cellular data radio circuit and an application processor. The cellular data radio circuit is configured to communicate with a cloud server through a cellular data network. The application processor is configured to execute at least a portion of an audio operating system. The audio operating system is configured to host audio software applications provided by the cloud server. The audio software applications are configured to operate free from graphical user interface elements based at least in part on the audio inputs and the audio outputs. The cloud server includes a data storage devices including software application code for audio software applications to be hosted by an audio operating system (OS) of the portable electronic accessory.

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.