Cable and pin assignment
Headset plug
1 Shielding
2 Microphone low
3 Microphone hi
4 not assigned
5 Audio low, right
6 Audio low, left
7 Audio hi, right
8 Audio hi, left
Cable ‑6 (HMD 27/HME 27)
1 Shielding
2 Microphone low (blue)
3 Microphone hi (red)
4 not assigned (yellow)
5 Audio low, right (green)
6 Audio low, left (brown)
7 Audio hi, right (orange)
8 Audio hi, left (white)
Cable ‑7 (steel wire cable) and II‑8 (HMD 27/HME 27)
1 Shielding
2 Microphone low (blue)
3 Microphone hi (red)
4 Audio low, right (blue)
5 Audio low, left (green)
6 Audio hi, right (red)
7 Audio hi, left (yellow)
Cable -H-6 (HMD 27/HME 27)
1 Shielding
2 Microphone low (blue)
3 Microphone hi (red)
4 Audio low, right (green)
5 Audio low, left (brown)
6 Audio hi, right (orange)
7 Audio hi, left (white)
Cable II‑X4F and ‑H‑X4F (HMD 27/HME 27)
1 Microphone low
2 Microphone hi
3 Audio low
4 Audio hi
Cable II‑X5 and ‑H‑X5 (HMD 27/HME 27)
1 Microphone low
2 Microphone hi
3 Audio low
4 Audio hi, left
5 Audio hi, right
Cable II‑X3K1 and ‑H‑X3K1 (HMD 27/HME 27)
XLR-3 connector
1 Shielding
2 Microphone hi
3 Microphone low
6.3 mm jack plug
1 Audio hi, left
2 Audio hi, right
3 Audio low