1, DB25 and RJ45 connectors 
2, Radio inferface box (RIB )is needed

3, Various connectors are available and optional , suitable for two way radios of different brands  and models.  
4,Please refer to our connector chart to assist you in selectiing your desired ones . 

Application: 

For Motorola GM300,M110/GM338,GM3188,GM340,GM339, GM CBPRO,MCX760,MCX600,GM380,SM120,SM50,M120/GM338