BOWMAN
model(s) wire color pin number
CB-755 Audio 2
CB-750 Ground 4
  PTT 3
  receive n/c
model(s) wire color pin number
CB-930

CB-950

CB-990

CB-920

CB-515

CBH-990

CB-555

CB-725

CB-740
Audio 1
Ground 2
PTT 4
receive 3
 
model(s) wire color pin number
CB-9900 Audio 1
  Ground 5
  PTT 2
  receive N/C
model(s) wire color pin number
CB-720B Audio 1
  Ground 4
  PTT 2
  receive 3
model(s) wire color pin number
CB-555 Audio 1
CB-725 Ground 2
  PTT 4
  receive 3
model(s) wire color pin number
CB-770 Audio 1
  Ground 3
  PTT 2
  receive N/C
model(s) wire color pin number
CB-9600 Audio 2
  Ground 1
  PTT 3
  receive N/C
model(s) wire color pin number
CBR-9700 Audio 1
CBR-9940 Ground 3
  PTT 2
  receive N/C
model(s) wire color pin number
CBR-9950(not compatible with silver eagle plus) Audio 1
  Ground 2
  PTT 3
  receive 5