To download/install SpeechExec V11 in trial mode:

Use license keys:

PTCO-112 (for Pro Transcribe)

PDCO-112 (for Pro Dictate)

STBI-112 (for Basic Transcribe)

SDBI-112 (for Basic Dictate)

Right click the downloaded ZIP folder and select 'extract all'. In the extracted folder, double click the 'setup' file to begin the installation wizard. 

You will be asked to activate via a Product Key, via SpeechLive or to start a 30-day trial. Selecting the 30-day trial option will provide you with access to the software for 30 days before requiring a license.