首页>
外国专利>
Sound transducer component, has microphone connected at downstream of component, and loudspeakers connected at upstream of component, where microphone includes corresponding impedance level, and represents symmetric link
Sound transducer component, has microphone connected at downstream of component, and loudspeakers connected at upstream of component, where microphone includes corresponding impedance level, and represents symmetric link
The component has a micro phone that is connected at a down stream of the component, where loudspeakers are connected at an upstream of the component. The microphone includes corresponding impedance level, and represents a symmetric link.
展开▼