WIRELESS-ADAPTABLE INTERPHONE SYSTEM

摘要

PROBLEM TO BE SOLVED: To provide a wireless-adaptable interphone system capable of reducing a delay time until an interphone extension master unit starts displaying a visitor's video image after a camera attached intercom slave unit starts photographing and selecting a desired mode among a plurality of modes including the function above. SOLUTION: The wireless-adaptable interphone system is provided with a mode selection switch capable of selectively executing first to third modes for reducing a delay time until the visitor's video image is displayed after the camera attached intercom slave unit 1 starts the photographing by means of selective operations. COPYRIGHT: (C)2007,JPO&INPIT