Six Pack of Motorola PMM4103 Heavy Duty Remote Speaker Microphones for CP200 Business Radios has a 2-Pin set up and is great for security or construction jobs.
Motorola RMN5068 Desktop Microphone - HiTech Wireless Store - Business Two Way Radio
ARC S12075 Noise Cancelling Police Speaker Mic for Motorola APX | Sheepdog Microphones
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