using a rode videomic on a olympus pen camera using the sema 1 microphone set - YouTube
Olympus SEMA-1 Mic Adapter Set for Olympus Micro Four Third Digital Cameras with AP1 or AP2 | Amazon price tracker / tracking, Amazon price history charts, Amazon price watches, Amazon price drop
The Leica M and the Olympus SEMA-1 Microphone Set | imagewings