Signal Dynamics Corporation warrants this product at time of purchase to be free from defects in material and workmanship to the original purchaser. Signal Dynamics Corporation's obligation under the warranty is limited to repairing or exchanging the unit within 1 year from the date of purchase. The warranty is void if the unit has been incorrectly installed, damaged, or tampered with. This warranty specifically limits Signal Dynamics Corporation's liability to unit replacement only and specifically excludes any consequential damage arising from use proper or improper or failure to properly function.