Headphone Adapter 3.5mm to 4.4mm by iFi audio - Convert your 3.5mm single-ended headphones to work with a 4.4mm Balanced output.

Enable your 3.5mm single-ended headphones to work with a 4.4mm Balanced output device.

Fi Audio - Hip-DAC 3 - Portable Hi-res DAC/Headphone Amp

This Pocket-Sized Bluetooth Headphone Amplifier Is Perfect For

Apos Flow Headphone Cable for [HIFIMAN] 3.5mm

This cable is made of 8 strands*0.08mm*37 cores 6N OCC copper Single Crystal Silver Plated wires, and the sheath is made of FEP, which has excellent

NewFantasia 2.5mm Balanced Male to 4.4mm Balanced Male Headphone Audio Adapter Cable 8 Cores 6N OCC Copper Single Crystal Silver Plated Wire Walnut

iFi - ZEN CAN Headphone Amplifier - Music Direct

iFi GoBlu

Balanced connection vs unbalanced: What's the difference? - SoundGuys

iEMatch+ by iFi audio - Audio optimiser for 3.5mm headphones

4.4mm Balanced Male to 4 Pin XLR Balanced Female Portable Headphone Adapter Cable 6N Single Crystal Silver Headphone Jack Convert Cable

4.4mm Balanced Male to 4 Pin XLR Balanced Female Portable Headphone Adapter Cable 6N Single Crystal Silver Headphone Jack Convert Cable for Audio