Expanding its earlier line of WeMo-branded home automation products, Belkin has announced WeMo Baby ($90), a product that turns any iOS device into a baby monitor. WeMo Baby uses 3G/4G or Wi-Fi to stream interference-free audio from a baby’s room to a mobile device without an additional receiver, via the free WeMo Baby app. The monitor works with multiple devices, enabling up to six people to listen simultaneously. As odd as this may sound,…