Motorola Original RMN4052A: Tactical Medium Weight Noise-Canceling Headsets with Boom Microphone. Grey color, Noise reduction rating of 24dB, Ideal for two-way communication in extremely noisy environments. Dual-muff tactical headsets include two microphones on the outside of the ear-cups which reproduce the ambient sound back into the headset. Harmful sounds are suppressed to a safe level and low sounds are amplified up to 5 times the original level, but never more than 82dB(A). Includes on/off volume control on ear-cups and 3-foot coil cord. Easily replaceable ear-seals are filled with liquid and foam combination to provide excellent sealing and comfort. REQUIRES: separate in-line PTT adapter cable which is specific to your radio model.

Fits:GP300,GP350,HT750,HT1250,HT1000,JT1000,MT2000,MTS2000,MTX-LS,MTX850,MTX8250,950,MTX9250,MTX8000,MTX9000,P1225.P110,P1225LS,SP50,SP50+,XTS2500,XTS3000,XTS3500,XTS5000
NOTE: To avoid confusion, for ordering purposes, the suffix letter after the stock number is not listed.