BOYA BY-M100D is mininature size,omnidirectional microphone for iPhone,iPad,iPod(MFi certificated Lightning connector). Upgrade the sound capture quality of your iPhone or iPad while keeping your rig simple and straightforward with the BOYA BY-M100D ultracompact condenser microphone. At approximately 3" long, this diminutive and extremely lightweight mic can be added to your setup and remain nearly unnoticeable. Since it runs on bus power from your device and has no controls to configure, it provides truly easy plug-and-play operation.