This is a Value alternative to the Motorola PMPN4289A six unit charger. Compatible with DP4400, DP4400e, DP4401, DP4401e, DP4600, DP4600e, DP4601,DP4601e, DP4800, DP4800e, DP4801, DP4801e, DP2400, DP2400e, DP2600, DP2600e,DP3400, DP3401, DP3600, DP3601