ASUS K55N : Bluetooth driver
ASUS K55N have bluetooth connection but you need to intall a bluetooth driver to work. If you want to download driver, you can do that from here for azurewave bluetooth and from here for liteon bluetooth driver for windows 7 and windows 8.
How to install bluetooth driver :
Download latest driver from download link
Extract downloaded archive (you can use this archiver is safe / better and free)
Now download and install this windows cleaner and run it, scan windows for errors
Now install bluetooth driver
Restart your Laptop ASUS K55N
After start up, scan and repair your operating system again and is Done.
Download bluetooth driver for free, ASUS K55N bluetooth driver, connect laptop to bluetooth mouse, bluetooth keyboard, bluetooth headphones, new driver for bluetooth connection range