In the name of God, the Most Gracious, the Most Merciful For sale: Audio-Technica ATH-R50X Open-Back Headphones + Syba Sonic Amplifier / DAC Audio-Technica ATH-R50X (Open-Back) With the Syba Sonic Amplifier and DAC model SD-DAC63116. The devices have literally been with me for less than a month and have been used very lightly at home, and their condition is very clean with no defects, and complete with all original accessories and box. Headphone specifications: ; Type: Professional Open-Back Accurate and clear sound suitable for music, games, and editing Wide Soundstage gives a sense of the sound environment Impedance approximately 50 Ohm Very light and comfortable for long use Amplifier / DAC specifications: Supports 24bit / 96kHz sound quality Works via USB Has a headphone output with volume control ; Additional RCA and Coaxial outputs Improves sound clarity compared to a regular sound card The combination is excellent for those who want clear and clean sound on the computer, whether for gaming, music, or professional use. Condition: Used for less than a month Very clean No scratches or problems All accessories and box are available Reason for selling: Upgrading to a sound studio