Quick Details. Place of Origin: Malaysia Brand Name: Motorola Model Number: DM4400 / DM4401 Type: Vehicle Mounted Dimensions: 53.3 x 175.3 x 205.7 mm Frequency Range: 136-174 MHz, 403-470 MHz Storage Channel: 1000 Channels Talk Range: 35-40 KM Display: Numeric, LED indicators , Monochrome Power levels: 1-25W, 25-45W; 1-25W, 25-40W Configurations: D