The Mikey Digital is a new version of the already existing Mikey microphone. It is a plug and play microphone with automatic and manual gain and the possibility of a guitar or other instrument to be connected through the AUX input. This condenser microphone capsules are the same as the Blue Snowball, perhaps the most famous microphone that Blue has ever released. The head of the microphone is to rotate 230 degrees. A USB port is present for intermediate to load, so the microphone is not empty your iPhone battery pull.
The Digital Spark (see below) is for professional work. This microphone is designed to be used in the studio and connect to the iPhone or a USB port on your PC or Mac. It's a digital version of the earlier sales analog Spark. There is a connection for headphones available to monitor the sound. The price includes a desk stand with shock-resistant construction, as you can see in the picture. You also get a USB cable and iPhone in one month subscription and on SoundCloud Pro.
More info at Blue Microphones .