Checkout the Bluetooth FAQ on www.palowireless.com. Also, the tutorial on that site. It will give you a good idea how bluetooth
works and what is involved in device discovery and connection process.
It may take approximately 11 secs or more for a device to discover
another device and to list the profiles on it. The materials on that
site will help you to understand why Bluetooth radio takes that long.
RE: Conection - how long time it takes?