RCA
model(s) wire color pin number
14T100 Audio 1
14T200 Ground 2
  N/C N/C
  Common 2
  PTT 4
  receive 3
model(s) wire color pin number
14T300 Audio 1
14T301 Ground 2
14T303 N/C N/C
14T304 Common 2
14T260 PTT 4
14T270 receive 3
model(s) wire color pin number
14T400 Audio 1
14T410 Ground 3
14T405 N/C N/C
  Common 5
  PTT 2
  receive N/C
model(s) wire color pin number
14T305    
NOT COMPATIBLE