The Motorola DP 4401e UHF 403-527 MHz digital radio (model MDH56RDC9RA1AN type PBER502CE) offers the following functions and options:

• possibility to use up to 32 channel positions (16 channels in two zones)
• transmission power up to 4W, operating band 403-527 MHz
• analog and digital operation with connection to the channel position
• 3 function keys and emergency key
• LED operating status indicator
• SCAN function – traffic monitoring at multiple channel positions
• individual and group calling, sending station ID, remote monitor and other digital traffic functions
• high level of call encryption in digital traffic
• analog Select 5 signaling, QuckCall, Rapid Call
• Capacity Plus and Linked Capacity Plus support
• VOX – voice controlled broadcasting for selected external audio accessories
• automatic speaker volume adjustment depending on ambient noise
• high operational resistance – IP68 protection, US MIL standard 810 C, D, E, F and G
• Built-in GPS (GPS and GLONASS) receiver, Bluetooth 4.0 LE and WiFi module

and more …

Additional features, options and extensions at an additional cost

• extended AES256 encryption level
• Ambient noise attenuation function (similar to using an anti-noise audio set with two microphones)
• vibrating battery
• location monitoring in buildings
• ManDown – monitoring the status / position of the radio station 

Radio stations can be used on freely accessible frequencies according to the general authorization of the CTU.