Provided in various embodiments are an electronic device and a method therefor, the electronic device comprising: a first image sensor; a second image sensor electrically connected through a designated interface to the first image sensor; and a processor, wherein the processor is set to determine parameter information, for controlling the first image sensor and the second image sensor, in relation to photographing and transmit the determined parameter information to the first image sensor and the second image sensor, and the first image sensor is set to transmit a reflection signal through the designated interface to the second image sensor such that the second image sensor uses the parameter information in response to the reflection signal. In addition, other embodiments are possible.