If it's going to be unmonitored, not sure how much use it will be.
What about something like the stuff from http://www.ring.com. Chap I worked with put one of them as his rental and it's blinkin impressive and does most of what he wants. Plus it's all wireless.
Are you subscribed to our RSS feed? You can download the latest headlines and summaries from our stories directly
to your computer or smartphone by using a feed reader.