BigDeals via eBay offers the open-box Philips In.Sight Wireless Home Monitor for iPhone/iPad/Android, model no. M100/37, for $49.99 with free shipping. That's $120 off tied with last week's mention and the lowest price we've seen for this monitor. It features a magnetic base, expandability up to 16 monitors, 802.11n wireless, operation via iPhone and iPad app, noise and motion detection, and the ability to upload recordings to Dropbox.
This item is new, but doesn't come in its original packaging. A 60-day BigDeals warranty applies.