GUCraftsman6N Single Crystal Silver Upgrade Headphones Cable 4Pin XLR/2.5mm/4.4mm Balance Headphone Upgrade Cable for Sony MDR-Z7 MDR-Z7M2 MDR-Z1R (4.4mm Plug)

GUCraftsman 6N Single Crystal Silver Upgrade Headphones Cable 4Pin XLR/2.5mm/4.4mm Balance Headphone Upgrade Cable for Sony MDR-Z7 MDR-Z7M2 MDR-Z1R (4.4mm Plug)

GUCraftsman 3.5mm Stereo Male to 4.4mm Balanced Female Portable Headphone Adapter Cable 6N Single Crystal Silver Headphone Jack Convert Cable for Audio Players with 3.5mm Ports

CAYIN RU7 Portable USB DAC/Amp Dongle with 1-Bit Resistive Ladder DAC, DSD64/128/256 Support, OLED Screen, and Included Leather Case