Maine Radio

  • Motorola MOTOTRBO™ XPR 4550 Mobile Two-Way Radio

Motorola MOTOTRBO™ XPR 4550 Mobile Two-Way Radio

Alpha-numeric Display Radio

This product may no longer be manufactured or available for sale.

The MOTOTRBO XPR 4000 Mobile Two-way Radio is a digital workhorse for users who need a proven solution. The XPR 4000 Series features superb audio, integrated GPS, text messaging and expert applications customized to your business. Keep crews in touch with these proven digital performers.


For a more fully-featured version of the XPR 4000 Series, please see the  XPR 5000 Series Mobile Two-way Radio.

XPR 4000 Series radios include:
XPR 4350 Numeric Display Radio
XPR 4380 Numeric Display Radio
XPR 4550 Alpha-numeric Display
XPR 4580 Alpha-numeric Display

Product Video

  • Due to the FCC Narrowbanding mandate in the United States, product specifications and brochures for Motorola Solutions two-way radio products may indicate 25 kHz/12.5 kHz analog/digital operation which may not be the standard mode of operation at the time of shipment after Jan. 1st 2013.
  • Basic or Enhanced Privacy
    Built-in scrambling for increased security.
  • Best-in-class Audio

    Loud front-facing speaker and Intelligent Audio feature automatically adjusts the radio volume according to the environment’s noise level.

  • Bright Display
    Flexible, menu-driven interface with user-friendly icons or two lines of text for ease of reading text messages and navigating through menus.
  • Capacity Plus

    Opt for this single site, digital entry-level trunking system that maximizes the capacity of MOTOTRBO by connecting several repeaters together. You can use it for a high volume of voice and data communication and link over a thousand users at a single site without adding new frequencies. The Digital Voting option offers an enhanced level of coverage for wide areas and difficult geographies.

  • Compact, Ergonomic Design
    Large, easy-to-use navigation buttons with a compact and ergonomically friendly microphone.
  • Connect Plus

    Unify your entire enterprise with this scalable, multi-site digital trunking system that coordinates resources using a dedicated control channel. Calls can be queued during busy times until an open channel is available, important users can be assigned priority status and a wireline console can be used for centralized dispatch.

  • Customized Applications
    Features the industry’s largest third party application developer program for customized applications such as work order tickets, system management, email gateways, man-down, location tracking, telephony, dispatch and much more.
  • Digital Telephone Interconnect
    Communicate between radios and landline or mobile phones.
  • Emergency Signaling
    Sends a help signal to a predefined person or group.
  • Flexible Configurations and Easy Use

    Available in UHF and VHF frequency bands with 1000 channel capacity, large, easy to access volume knob and four programmable buttons with option to use one as an emergency button.

  • Integrated GPS

    Locate mobile work teams using integrated GPS.

  • IP Site Connect

    Use your IP network to extend the voice and data capabilities of MOTOTRBO by linking repeaters together. You can create a continuous network that covers employees at 15 geographically-dispersed locations. You can also link up to 15 sites to create wide area coverage or enhance coverage at a single site that has physical barriers.

  • Linked Capacity Plus

    Expand the capacity and extend the coverage of MOTOTRBO with this multi-site, digital, entry-level trunking system. It leverages the high capacity of Capacity Plus with the wide area coverage capabilities of IP Site Connect to keep employees at many locations affordably connected.

  • Productivity-enhancing Data Applications

    Features the industry’s largest application developer program that enables a wide variety of customized applications including: location tracking, work order ticket management, Bluetooth data, email gateways, dispatch, telephony and man-down.

  • Text Messaging
    Use text messaging when discretion is required or routine communication needs to be delivered without interrupting workers or guests.
  • Transmit Interrupt
    Enables intervention during conversations to deliver critical communication exactly when and where it’s needed.
  • Versatile, Loud audio
    Powerful, front-projecting speaker and support of both USB and IMPRES audio accessories.
Performance Characteristics

Frequency band
VHF, UHF

Frequency range

VHF: 136-174 MHz. UHF: 403–470 MHz (XPR 4350, XPR 4550)

Power levels

1-25W, 25-45W (VHF);
1-25W, 25-40W (UHF B1) 1-40W (UHF B2) (XPR 4550, XPR 4350)

Physical Characteristics

Available option board
Yes

Built-in speaker
Yes

Configurations
Remote Mount Capable

Dimensions H x W x D
2.01 x 6.89 x 8.11 in. (51 x 175 x 206 mm)

Display
Alphanumeric

Emergency button
Programmable

Keypad
No

Weight
4.0 lbs. (1.8kg)

Radio Features

Advanced Software Features
Remote Monitor

Ancillary products
Emergency switch, Visor microphone

Channel spacing
12.5, 25

Channels
160

Emergency signaling
Yes

GPS capable
Yes

Integrated voice and data
Yes

Programmable buttons
Yes

Scan
Dual priority

Text messaging capable
Yes

Technology

Digital technology
Yes

System type
Conventional

User Environment

Mil spec
810 E, 810 F

Warranty

Standard package
Radio with Display Control Head, Mounting Trunnion, 10-Foot Power Cable, Compact Microphone, Replacement Button Kit, User Guide and Two-year Standard Warranty plus One-year Repair Service Advantage (US only)/Extended Warranty (Canada only)

Standard warranty
2 years

  • Antennas
  • Audio Accessories
  • Batteries
  • Belt Clips
  • Cables
  • Carry Accessories
  • Charger Accessories
  • Earpieces
  • External PTT
  • Mobile Microphones
  • Multi Unit Chargers
  • Remote Speaker Microphones
  • Two-way Radio Accessories
  • Vehicular Chargers
  • Wireless Accessories
  • Wireless Audio Accessories
  • Wireless Bluetooth Accessories
  • 42009312001 D-Ring Swivel Clip

    42009312001
    42009312001 D-Ring Swivel Clip

  • HAE4010 Wide Area Through-Hole Mount Antenna

    HAE4010
    HAE4010 Wide Area Through-Hole Mount Antenna

  • HAE4011A 3.5 dB UHF Antenna, 450–470 MHz

    HAE4011A
    HAE4011A 3.5 dB UHF Antenna, 450–470 MHz

  • HAE4012 470-495 MHz 3dB Gain Antenna

    HAE4012
    HAE4012 470-495 MHz 3dB Gain Antenna

  • HAF4013 Wide Area Through-Hole Mount Antenna

    HAF4013
    HAF4013 Wide Area Through-Hole Mount Antenna

  • HAF4025 Urban Through-hole Mount Antenna

    HAF4025
    HAF4025 Urban Through-hole Mount Antenna

  • HAF4026 Wide Area Through-hole Mount Antenna

    HAF4026
    HAF4026 Wide Area Through-hole Mount Antenna

  • HKN4137 Mobile to Car Battery Installation Cable

    HKN4137
    HKN4137 Mobile to Car Battery Installation Cable

  • HKN4192 20-foot (6 meters) 12-volt Power Cable to Battery

    HKN4192
    HKN4192 20-foot (6 meters) 12-volt Power Cable to Battery

  • HLN5391 Spare Microphone Hang Up Clip

    HLN5391
    HLN5391 Spare Microphone Hang Up Clip

  • HLN9073 Microphone Hang-Up Clip

    HLN9073
    HLN9073 Microphone Hang-Up Clip

  • HLN9414 Universal Microphone Hang-Up Clip

    HLN9414
    HLN9414 Universal Microphone Hang-Up Clip

  • PMKN4033 10-Foot Microphone Extension Cable

    PMKN4033
    PMKN4033 10-Foot Microphone Extension Cable

  • PMKN4034 20-Foot microphone Extension Cable

    PMKN4034
    PMKN4034 20-Foot microphone Extension Cable

  • PMLN6716 Wireless RSM Vehicular Charger

    PMLN6716
    PMLN6716 Wireless RSM Vehicular Charger

  • PMLN7120 Wireless Remote Speaker Microphone Dual-Unit Charger

    PMLN7120
    PMLN7120 Wireless Remote Speaker Microphone Dual-Unit Charger

  • PMMN4097 Mobile Microphone With Bluetooth Gateway

    PMMN4097
    PMMN4097 Mobile Microphone With Bluetooth Gateway

  • PMNN4461 Wireless RSM Battery, 1750MA Li-Ion

    PMNN4461
    PMNN4461 Wireless RSM Battery, 1750MA Li-Ion

  • RLN4941 Receive-Only Earpiece With Translucent Tube And Rubber Eartip

    RLN4941
    RLN4941 Receive-Only Earpiece With Translucent Tube And Rubber Eartip

  • RLN5926 Pushbutton Push-To-Talk

    RLN5926
    RLN5926 Pushbutton Push-To-Talk

  • RLN5929 Emergency Foot Switch

    RLN5929
    RLN5929 Emergency Foot Switch

  • RLN6551 Long Range Wireless Kit with Vehicular Charger

    RLN6551
    RLN6551 Long Range Wireless Kit with Vehicular Charger

  • RLN6552 Long Range Wireless Kit, No Power Supply

    RLN6552
    RLN6552 Long Range Wireless Kit, No Power Supply

  • Wireless RSM with Battery and Clip

    RLN6544
    Wireless RSM with Battery and Clip

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