The night vision seems to consist of a weak orange light attached above some clear plastic goggles which illuminates reflective things. Not night vision except like a torch is night vision. The earpiece seems to pick up sounds and play them into your ear, so you can hear about as well as if you took the earpiece out and listened.
We didn't expect miracles, but this is so cheesy my son played with it for approximately 10 minutes, the time that he was still hopeful it might reveal some hidden capability. It might have been good value for role playing at about £9.99 but at several times this price I think it really demonstrates the dangers of buying toys on-line.