The Dynamic One Octone earphones are our reference earphones for sound purists with audiophile claim. The high-quality headphones Acoustic aluminum body is golden-anodized and rear equipped with a bass reflex port. The frequency response has been professionally designed flat to the possible...

The Octone Dynamic Duo two-way earphones with woofer and tweeter system are the earphones for music lovers with audiophile standards and the need for fat basses. The headphones Acoustic aluminum housing is anodized dark gray and marked with a right / left color ring. The frequency response has...

A small Chinese tube transistor hybrid amplifier based on the 6N11 tube. Budget headphone amp, great for getting beginners hooked on the sound of tube amps. Works great as headphone amp and a Hi-Fi pre-amp.