TK-90
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3
2
4
5
6
7
8
3
1
2
4
5
6
7
8
1
GREEN
RED
BLACK
BLUE
SHIELD
WHITE
GRAY
YELLOW
PTT
GND
BLC
SB
ME
MIC
RXD1
DM
!
=EbPMJPPUPJMRF
!"#$%&'()*+,-./012
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=
!"#$%
麦克风
屏蔽线
导线
+
–
