The designed in-house GT40 â€“ stylish and compact â€“ self-installs and dramatically improves computer-based audio from both speakers and headphones. Itâ€™s designed for those with growing music collections on their computer hard drives that want (need!) High End sound and an easy way to archive LPs or other analog sources, a first in its product class. The GT40 records vinyl and other analog sources at 16\/44.1 or 24\/96 using its bidirectional USB connection and switchable Line, Phono MM\/MC analog inputs, plus it features L\/R analog outputs, a separate headphone amplifier, gold-plated Teflon-insulated RCA jacks in a high-quality aluminum chassis with a beautifully machined volume knob.\n\n\nDiscuss "ADL GT40 USB DAC Furutech" here. Read the article.