In case you want to play spy, you need the coolest gadgets ever. You may need an earphone in order for getting a high mark or a good interview. So some help from your friends will certainly get you a long way.
The website http://www.coolestgadgetsrevealed.com/ has all the things that you might need and want. They have the technology at a really decent price. You should read reviews about how to use the earphone in a way that no one detects you. Have fun while spying or dealing with real life issues. And do not let anyone see it.