abcGoodefg RJ45 8-Pin Speaker Mic Microphone for Motorola Radio Cdm1250 Cdm750 Gm300 Gm338 Gm950 Maxtrac M1225 M200 M400 Mcx600 Sm120 Hmn3596a Hmn1035 Hmn1036 Hmn3413 Etc. RJ 45 8-Pin modular connector Mic clip hanger and 2 screws are included Built-in PTT and microphone is very handy Can work as replacement for model HMN3596A, HMN1035, HMN1036 or HMN3413 Compatible with Motorola Radio CM140, CM160, CM200, CM300, CM340, CM360