ArticleNo/ P/N: PMLN5718 Radiotype: DM4000 MOTOTRBO 2.0 OPT BRD UPGRADE KIT This generic option board enables MOTOTRBO DP4000/DM4000 Series Radios to support application partner developed software applications. NOTE: Not for use with DP3441/DP3441e/DP4000e/DM4000e Price request