Buy on Amazon : http://www.amazon.com/gp/product/B006HVIRM4?tag=lottalatte-20

Rode VideoMic Pro - Compact Directional On-camera Shotgun Microphone with Sennheiser HD201

Rode VideoMic Pro with Sennheiser HD201 Headphone Bundle
Compact form factor 150mm6 length
9V battery powered - over 70 hours use alkaline
Integrated shock mounting
10 Year Warranty on the Videomic Pro