1
2
10
11
21
22
24
23
26
27
3
3
4
12
13
25
5
14
15
16
28
24
30
33
31
32
6 7
8
9
17 18
19
1 = GND
2 = Signal+ / Phantom +12 V
3 = Signal− / Phantom +12 V
7
6
3
1
5
4
2
➂
➀
➁
20
/ Phantom U−
1 = Audio Mic
2 = GND
3 = Audio Speaker
4 = Control line 1
5 = Control line 2
6 = +15 V
7 = −15 V
29