All Russian made Oktava Microphones come with a ONE YEAR Replacement Warranty. For Warranty & Service Contact Oktava USA 2243 288th Drive Williamsburg, IA 52361 (319) 331-6030 sales@oktavausa.com Register your Oktava Microphone Your Name (required) Your Email (required) Subject First Name (required) Last Name (required) Enter your serial number (required) Additional Comments