Bought these last year when I was trying my hand at starting a podcast. I ended up not sticking with it, but these mics were awesome! Great for interviews and stuff like that. Used a handful of times.
"The Wireless Micro is a pocket-sized solution for capturing pristine audio with your smartphone. It connects directly to your phone with no cables required and features two clip-on transmitters with in-built microphones, so you can get recording in seconds. Intelligent GainAssist technology will ensure your audio is perfect in any environment and with up to 21 hours of battery life using the included charging case, it is the ideal grab-and-go microphone for smartphone content creation."