Kasa Smart KC400 2K Security Camera for Baby Monitor

Yes. You can select a recording and save it to your phone. Though if you use the SD storage you can also remove the card and use a reader to view and transfer to a computer.

No - the Kasa app is required for viewing live and/or recorded video. You can also view the live feed via integrated and compatible casting devices, such as Echo Show, Fire TV, etc.

Technically yes - as the infrared night vision LEDs turn on and the camera enters Night Vision, there will be a mechanical, audible "click" sound as these systems engage, and again when they disengage when Night Vision turns off.