How do you record!

My dog isnt with me but when I use the app it just shoes sounds of dogs.how do you record what your dog says?someone please tell me!i wish I had my dog:( please will someone tell me how to record!do I need a better phone?because I have an iPhone 4.sweetbamby.by looking at the review you said you pressed record.HOW!

Torogoz67 about Dog Communicator - Bark Sounds Translator