Amazon.com: 1/4 inch to 3.5mm Female Headphone Extension Cable, Devinal 6.35mm to 3.5mm (1/8" inch) Female TRS Adapter, Quarter inch to Minijack Female Stereo Cord Converter Connector 1 feet/ 0.3M - 2 Pack : Electronics
Amazon.com: DUKABEL TopSeries 6.35mm (1/4 inch) to 3.5mm (1/8 inch) Headphone Jack Adapter, 1/8 (Female) to 1/4 (Male) Extension Cable, 3.5 to 6.35 Audio Cable for Mixer Guitar Piano Amplifier Speaker and More : Electronics
Hosa Technology Stereo Mini Female to Stereo 1/4" Male Headphone Extension Cable - 10 by HOSA TECH at B&C Camera
HOSA MHE-310 Headphone Adaptor Cable, 3.5 mm TRS to 1/4 in TRS, 10 ft | EMI Audio
Hosa HPE-325C 25' 1/4" TRSF To 1/4" TRS Headphone Extension Cable, Coiled | Full Compass Systems
Hosa HPE-325 Headphone Ext 1/4 25' - Five Star Guitars
Hosa MHE-325 25ft Headphone Adapter Cable - 1/4 TRS M to 3.5mm - PC Sound Inc