Zotac is one of the largest NVIDIA board partners. They are well known for their special edition cards called "AMP Edition" which come at higher clock speed and offer additional features.
Zotac's latest enthusiast gadget is their Nitro Overclocking Controller. It is a USB based device that lets you adjust clock speed and fan settings on the fly without having to quit the game you are currently playing.
Zotac ships their Nitro in a blister pack which can be easily opened and reused. You can get a clear look at what you are purchasing which will certainly help with the buying decision.
Inside the package you will find the Nitro, a stand for your desk, a USB cable, an instruction manual and the software CD.