It is very easy and smart technology to connect device using NFC (only NFC enabled devices)
Just One Step to connect Nokia BH-505 Bluetooth Stereo Headset with Nokia C7:
1. You do not require to turn ON Nokia BH-505 manually (demonstration wrong in YouTube videos too)
2. Simply bring the Nokia C7 (or any NFC enabled phones) close to your Nokia BH-505 (outer portion of battery place)
3. It will switch ON your Nokia BH-505 automatically and pair (if first time) or connect your devices automatically without any extra click or touch.
4. Now it is ready to enjoy your music or make calls.