DEITY | Microphone for Camera | V-MIC D4 DUOPackage Dimensions 18. 2 x 11 x 7. 1 cm Item part number D4 Duo Hardware Platform Camera Compatible Devices Radio Thoughtfully Designed The V Mic D4 Duo is an innovative dual head microphone that not only provides the front end radio function, but also provides the back end voice over recording function. No Need To Charge No external power supply is required, and it can be used on cameras, mobile phones, tablets, and laptop devices through the