The keyboard and mouse combination is so 20th century. This century is all about touchscreen phones, so why not use your Android smartphone to remotely control your PC ?
Following this tutorial, you should be navigating your computer from your Galaxy S4 in no time.
1. Install TightVNC on your PC
Click Start > TightVNC > 'TightVNC Server (Application Mode)' > 'TightVNC Server (Control Interface)'. Tick the boxes for 'Accept incoming connections' and 'Require VNC authentication'.
Then click the Set button under 'Primary Password' and create a PC access password. Click Apply and then OK. Find your PC's IPv4 address by starting a DOS prompt, typing "ipconfig" and pressing Enter.
2. Install android-vnc-viewer onto your Android device
Now launch it. When the Settings screen appears, type the password from step 1 in the Password box, enter the IP address of your PC in the Address box and set the 'Colour Format' box to 24-bit colour.
Next, press the Connect button (top left).
3. Hey Presto, you're connected
Within a second or two, you should see your PC desktop appear on your Android device. Swipe to pan across the screen and press Menu for controls and extra functions.