The Speak-IT Mini Voice and Ambient Recorder comes with a companion mobile app that allows you to connect the recorder to your phone to transfer and playback files.
The easiest way to download and install the app is directly from your smartphone's default app store.
Following installation, tap the menu icon 
and select the option to connect a device
The app will search for bluetooth devices, please ensure the recorder is switched on
Pair the device to the app
You will then be able to download recordings as well as start and stop recording via the app.