Meet the Halo Collar: a smart pet collar with a built-in HD camera, two-way audio, and bark notifications, which allows you to see what your pet is doing. The device is IP67 waterproof rated. It has WiFi, 3G/4G connectivity.
Halo Collar gives you app and computer access. The Lunar Pro unit also offers out of bounds notifications. More information is available on Kickstarter.