IMPRES Omni-Directional RSM with Nexus Plug (for DP4000e and DP3000 (Legacy) Series) Compatible with_Motorola SL Series 3 x T42 Radios

3 x T42 Radios

Private Calling

this allows you to take off the earpiece in all situations with ease

4 x Single Unit Chargers & power supplies

IMPRES Omni-Directional RSM with Nexus Plug (for DP4000e and DP3000 (Legacy) Series) Compatible with_Motorola SL Series 3 x T42 RadiosIMPRES Technology IP67 Rated Windporting Volume Control Emergency button description This RSM features IMPRES technology, providing superior audio by suppressing ambient noise, improving voice intelligibility and amplifying quite transmissions. Communicate clearly in difficult weather with this Remote Speaker Microphone featuring Wind porting technology. Wind porting eliminates the whining and howling sounds of wind blowing across your remote speaker