No questions asked refund, less shipping costs, for two months after purchase. Just send the microphone back and we will refund the purchase price.
Free repairs for one year, shipping one way borne by purchaser
After the first year repairs at cost, shipping both ways borne by purchaser .
Free recalibration of microphone after two years (recommended). Buyer to pay shipping both ways.
Calibration of 3rd party microphones (including DIY) for 100 dollars a microphone. Buyer to pay shipping both ways.