YCS basics 6 Foot 3.5mm Male to Male 4 Conductor Aux/Headphone Cable

CablesOnline 3.5mm TRRS Male to Dual TRRS Female Stereo 4-Pole Splitter Cable (IP-Y02)

Seadream 2Pack 3.5mm Female to Dual 3.5 Male Headset Mic & Stereo Audio Y Splitter Cable Adpter (2Pack black+red)

YCS Basics 12 foot 3.5mm male / female 4 conductor (3 ring cable)

Conwork Headset Jack Adapter Splitter for iPhone 6/5/4s, iPad, Split 4-Pole 3.5mm Stereo into Separate Headphone / Microphone Plugs, Male to Female, Flat Cable 15cm

CablesOnline 9-inch 3.5mm (1/8") TRRS 4-Pole/3-Rings Male to 3x Female 3.5mm TRRS 4-Pole/3-Rings Stereo Splitter Audio Cable, Gold-Plated, AV-Y01F4

Seadream 2Pack 3.5mm Female to Dual 3.5 Male Headset Mic & Stereo Audio Y Splitter Cable Adpter (2pack Black)

StarTech.com 2m 3.5mm 4 Position TRRS Headset Extension Cable - M/F - audio Extension Cable for iPhone

StarTech.com Headset adapter for headsets with separate headphone / microphone plugs - 3.5mm 4 position to 2x 3 position 3.5mm M/F

YCS Basics 6 foot 3.5mm male to female 4 conductor (TRRS) cable

5x TRRS 3.5mm Jack Breakout Board Headset Stereo Socket Extension Module