Motorola NMN6191C, NMN6191B, NMN6191: The NMN6191C Motorola Remote Speaker Mic is now known as PMMN4045. Please see photos for the actual style mic you will receive. Noise Canceling, 3.5mm unthreaded accessory port, Coiled Cable, Swivel Clip and Intrinsically Safe (FM)

Fits: HT 1000, JT 1000, MT 1500, MT 2000, MTS 2000, MTX-LS, MTX 838, MTX 8000, MTX 9000, MTX 960, PR 1500, XTS 1500, XTS 2250, XTS 2500, XTS 3000, XTS 3500, XTS 4250, XTS 5000