Here is another security camera that helps ward off intruders. The BOMOO WiFi Floodlight Camera comes with two-way audio and night vision. It has a 270-degree field of view and PIR body sensor. The floodlight has a range of 12 meters. It is also IP65 rated.
The camera has a built-in micro SD card slot that supports memory cards up to 64GB. You can get this for under $170 at this time.