SURVEYOR
model(s) wire color pin number
CB-2600 Audio 3
  Ground 4
  N/C N/C
  Common 4
  PTT 2
  receive 1
model(s) wire color pin number
2100 Audio 4
2300 Ground 2
  N/C N/C
  Common 2
  PTT 1
  receive N/C
model(s) wire color pin number
2400 Audio 1
  Ground 2
  N/C N/C
  Common 2
  PTT 3
  receive N/C
model(s) wire color pin number
2610 Audio 2
  Ground 1
  N/C N/C
  Common 1
  PTT 3
  receive 4
model(s) wire color pin number
2620    
NOT COMPATIBLE    
model(s) wire color pin number
2630 Audio 1
  Ground 2
  N/C N/C
  Common 2
  PTT 3
  receive 4