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Motorola DP4401
The Motorola DP4401 is Motorola's flagship non-display DMR digital two way radios.GPS & Bluetooth version. If you'd like the Non-GPS version, please see the Motorola DP4400.
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Motorola DP4401 Accessories
Marine Radios UK has a wide selection of Motorola DP4401 accessories.
Motorola DP4401
Motorola DP4401 is the industry standard non-display DMR digital two way radio with GPS & Bluetooth built-in.
Model Table
| Model Code | Radio | Band | Power | Frequency |
|---|---|---|---|---|
| MDH56JDC9KA1AN | DP4401 | VHF | 5W/1W | 136-174MHz |
| MDH56RDC9KA1AN | DP4401 | UHF | 4W/1W | 403-527MHz |
Motorola DP4401 is a digital business radio designed for tough working environments. Building on the success of the now discontinued DP3400, the DP4400 takes things to a whole new level.
32 channels
The Motorola DP4401 has a 16-position channel switch on the top panel. However, multiple zones can be selected. That DP4401 supports up to 32 channels accross multiple zones. This does not impact the number of voice groups.
Tri-colour LED
The Tri-colour status LED can allows the DP4401 to notify the user of many different statuses. A description of the status LED colour meanings are available in the manual, which can be downloaded at the bottom of this page.
Emergency Button
The DP4401 emergency button can be programmed to send a mixture of different emergency calls or signals. Please let us know if you require the emergency feature acivating on the DP4401.
Large, textured push-to-talk
See the diagram below. The DP4401 has a very large and textured PTT (push to talk) button. This means that even in the lowest light situations the user can easily find the PTT button. Furthermore, the PTT button has a definitive and evident click to feedback to the user that the PTT has been activated.
VOX Capability
The DP4400 has voice ativation functionality that can be switched on or off at the point of programming. If you would like any voice activated features switching on, please let us know when ordering.
Transmit Interrupt
The transmit interrupt feature is included with the DP4401 by default. However, it must be activated by Radiotronics at itme of programming. If you would like transmit interrupt activated features switching on, please let us know when ordering.
Motorola DP4401 Features
- VHF (136-174MHz); UHF1 (403-527MHz)
- GPS Built In
- Bluetooth Bluilt In
- 32 channels
- Large, textured push-to-talk button for ease of use 3 programmable buttons to improve ease-of-use and increase operator efficiency
- Tri-colour LED for clear visual feedback on radio operating status
- Emergency button to help ensure rapid response to critical incidents
- Quick, easy-to-use Group, Individual and All-call capability
- Digital Phone Patch capability
- Sophisticated Emergency Calls help ensure employee safety
- PTT ID helps improve communications efficiency and system discipline
- Remote Monitor features help ensure employee safety and enable fast assessment of remote user status
- Elegant channel scanning schemes help ensure calls are received first time every time
- Privacy Features
- VOX Capability
- Transmit Interrupt
- Lone Worker
- Analogue Mode Compatible
- 5 Tone Signalling
- Option Board Capability
- Intelligent Audio allowing the radio volume to automatically adjust to compensate for background noise.
- IP57 environmental sealing helps ensure continued operation in tough working conditions
- IP Site Connect (Conventional Multiple Site Coverage)
- Capacity Plus (Single Site Trunking)
- Linked Capacity Plus (Multi Site Trunking)
It's important to note that there are some self-quieting frequencies that should be avoided. These are: VHF: 139.2±10kHz, 141.6±10kHz, 143.36±10kHz, 148.48±10kHz, 148.8±10kHz, 149.025±10kHz, 150.525±10kHz, 151±10kHz, 151.74±10kHz, 152.575±10kHz, 153.6±10kHz, 154.625±10kHz, 156.675±10kHz, 158.4±10kHz, 158.72±10kHz, 163.2±10kHz, 168±10kHz, 172.8±10kHz; and UHF: 403.200, 408.000±10kHz, 412.800, 422.400, 431.615, 432.000±10kHz, 441.600, 444.000±10kHz, 449.550±5kHz, 451.200, 456.000±10kHz, 460.800, 468.735, 470.400, 480.000±10kHz, 494.400, 499.200, 504.000±10kHz, 508.800, 518.400
Wide Range of Features
The DP4401 has some all the features you'd expect from a professional grade two way radio.

Large Textured PTT
The DP4401 has a very large textured PTT button.

DP Connector
The DP4401 has shares the DP3400 DP connector.

Easy Battery On & Off
The DP4401 allows you to easily slip on or off the battery for quick battery swap over.

Volume & Power Switch
The DP4401 has a an integrated/combined volume and power on/off switch.

Easy Antenna Connector
The DP4401 has an easy to remove antenna connection allowing quick and easy antenna replacement.






