THX… A dongle amplifier that revives old headphones

DB12 AAAMP is a product introduced by Helm Audio. Listening to old headphones or earphones can make you feel meager. This product is a dongle-type amplifier that increases the volume and enhances the bass with THX technology used in movie theaters by connecting between a music player and headphones.

When transmitting data, the DB12 AAAMP corrects forward errors and suppresses noise by 20 to 100 times, but increases the output to increase sound source fidelity and reproduces dynamic range and stereo fields. It is said that it not only increases the sound heard through headphones by 12dB, but also increases the bass by 6dB.

In addition, the power can be used for 6 hours when fully charged. Related information can be found here .