There's a groupon for a multi-camera Motorola monitor for $89. I don't know much about the monitor, but it could be a good deal.

http://www.groupon.com/deals/gg-motorola-digital-video-baby-monitor?utm_medium=email&utm_source=channel_goods-deals&sid=11238054&user=6fdec728ba5c3f57b26fbe36140fe880611cf682789e867eacd6083a03502ca9&utm_campaign=11238054&s=body&d=gg-motorola-digital-video-baby-monitor&p=10&c=deal_button