Amazon.com: Premium Cord 3.5mm 4 Pin Jack Cable for Audio and Voice Transmission, Allows Use of Microphone, Aux Headset Audio Connection Cable, M/M, Length 1.5 m : Electronics
10pcs/lot Mini Jack 3.5mm 4 Poles Male Plug Aluminum Shell Stereo 4Pin 3.5 Jack Wire Connector Heaphone Earphone Plug
Delock Products 65590 Delock Adapter 3.5 mm 4 pin Stereo jack male > 3.5 mm 4 pin Stereo jack female (changes pin assignment)
Delock Products 65673 Delock Audio Cable Stereo jack 3.5 mm 4 pin male angled > Stereo jack 2.5 mm 3 pin female
Delock Products 65576 Delock Cable audio splitter stereo jack male 3.5 mm 4 pin > 2 x stereo jack female 3.5 mm 4 pin 25 cm
4-Pin XLR Adapter for 2.5mm, 3.5mm, or RSA
Microphone Adapter - Shure Microphones with TA4F 4 pin mini XLR connec – YesMic.com - Fitness Audio Systems