$200 pretty tight.
For Video only
Go-Pro
or
Sony Action Cam Mini HDR-AZ1
or upgrade your phone you should be able to do that for $200
and as said above
More Lighting and a tripod are your best freinds, and will drastically improve most cameras, also check your settings. Most new phones are great for vid clips.
Don't know how serious you are but
article for lighting
http://photo.net/learn/lighting/guid...kits/beginner/
Beginner stand and umbrella
http://www.londondrugs.com/opus-delu...ndkits&start=1