M7 Plug Fits - DP3400, DP3401, DP3600, DP3601, DP4400, DP4401, DP4600, DP4601, DP4800, DP4801 AND ALL “E” VERSIONS. HEAVY DUTY THROAT MIC FITS MOTOROLA TWO WAY RADIO DP3400 DP4400 (RS-HDTM-M7). The dual condenser microphone captures the user's voice directly from the vocal cords, reducing ambient noise.
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