We use high quality parts only. Most resistors are 1% Metal
Film, and the filters use Polypropylene capacitors.
All our products have a warranty of two years from the date of
purchase. If they fail for any reason, just return the unit to us
and we will fix it for free. We also have a customer satisfaction
policy. If you are not happy with your purchase, just return it to
us within 30 days of purchase, and we will send you a full refund.
We accept Paypal, MasterCard, VISA, Discover, American Express and
Checks. (how to order).