What is the warranty on tubes?

12 month from the date of delivery. To claim your replacement, please bring back your tubes to our test center located in the Philippines and we will exchange it with a new one. If the product is already discontinued, we will replace it with other tubes of equivalent...

DIY Hifi Supply System Demo Our showroom is in Antipolo. To make it more accessable for others to have a chance to listen to our amplifiers, we sent out equipements to some public places where you can listen to it and know how to contact us. You may have questions...