Question about external hdd with cloud

[kennethk]

I was looking at getting this 

 

http://www.amazon.com/Passport-Ultra-Portable-External-Backup/dp/B00E055H5O/ref=sr_1_2?ie=UTF8&qid=1394151106&sr=8-2&keywords=External+hdd+cloud

 

or 

 

http://www.amazon.com/Drive-Security-Local-Backup-WDBFJK0040HBK-NESN/dp/B00E3RH61W/ref=sr_1_1?ie=UTF8&qid=1394151106&sr=8-1&keywords=External+hdd+cloud

 

I was just wondering with cloud externals could I transfer files via ftp over a wifi network?