Panasonic Lumix GX9 v G9 – How Do They Compare? – DigitalRev
Panasonic Lumix DC-GX9 Stereo Microphone
Amazon.com: Digital Camera External Microphone Compatible with Panasonic LUMIX DC-GX9 Mirrorless Digital Camera, XM-AD2 Dual Channel XLR-Mini Audio Adapter for DSLR's, Camcorders and Pro Video Cameras : Electronics