The most simple to use case. It is wide open for excellent sound pickup. Just place your GoPro Hero or Hero2 camera in the case and it snap-locks into position. Stick, Click, it's that Quick. Less than one second to install or remove it! Easy access to all the camera features: Shutter, mode, memory, HDMI. Stick it on your car, motorcycle, bicycle, stove, refrigerator, pole, rails, etc. Magnets are a combination of North and South polarities in order to facilitate more uses. This micro case can be used with a GeckoGear magnetic safety tether, a GeckoGear dual magnet (adapter) or another GeckoGear magnetic micro case. These other accessories are optional and are not needed in order to make full use of this product as is.