I'm selling a spare ARC X with a microphone that I purchased. The microphone itself has been stored in a desicator, so it's in perfect condition. All accessories are included. It can be used with ARC versions 2.5 and later. I am also listing this on other auction sites, so please contact me before purchasing. High-performance MEMS microphone for ARC System 2.5. - Model Name: ARC System 2.5 - Type: MEMS Microphone - Accessories: Microphone holder with handle - Country of Manufacture: Italy Thank you for looking.