There are no extra frills in the ATV Pro package: all you get is the adapter, which roughly matches the look of the Apple TV by blending glossy black plastic with non-slip gray rubber bottom surfaces. One end plugs into the HDMI port on the Apple TV—or another HDMI-equipped device—while the other has both the aforementioned VGA video and 3.5mm audio ports. ATV Pro’s output is VGA- and stereo RCA-compliant without the need for a power…