HELM DB12 AAAMP review: Boost your headphone audio with this THX-certified amp
The HELM DB12 AAAMP is a portable amp that is versatile and adds extra THX-certified sound to your existing headphones if you need the volume boost.
The HELM DB12 AAAMP is a portable amp that is versatile and adds extra THX-certified sound to your existing headphones if you need the volume boost.
