Download and Install TeamSpeak
Download the TeamSpeak Client for your operating system
Install and launch the app
Open TeamSpeak and Connect
Click "Connections" in the top-left corner
Select "Connect..."
Enter Server Info
Server Address: impulse101.cc
Port: 9987
(you can leave this blank if it's the default)
Nickname: Choose any name you'd like to appear as
Click "Connect"
You're in!