ddHiFi DJ44B Mk II 4.4mm Female to 2.5mm Male Headphone Jack Adapter
Cayin PH 4X 4.4mm TRRRS to 2.5mm TRRS Balanced Adapter 2.5mm female to 4.4mm male adapter|MP3 Players & Amplifier Accessories| - AliExpress
High Quality HIFI 2.5mm Balanced Male to 4.4mm Balanced Male Adapter Cable 4.4mm to 2.5mm Balance Cable Adapter| | - AliExpress
Amazon.com: GUCraftsman 2.5mm Balanced Male to 4.4mm Balanced Female Portable Headphone Adapter Cable 6N Single Crystal Silver Headphone Jack Convert Cable for Audio Players with 2.5mm Balanced Ports : Electronics
4.4mm Male to 2.5mm Female Balanced Adapter | Hidizs