Sony MDR-1ADAC Premium Hi-Res Stereo Built-in DAC Headphones (Black/Red)

Sony Premium Hi-Res DAC/amplifier-integrated headphones Maximize your head-fi experience no matter the source or location with Sony MDR-1ADAC headphones. Connect your smartphone, portable audio player, or PC and prepare for ultra-responsive, Hi-Res audio performance paired with lush, enfolding comfort. The internal battery delivers up to 7.5 hours battery(1), while passive mode can deliver conventional, corded operation without battery.