Now approved by Telstra, Optus and Vodafone

*Note: This device can ONLY be connected with a 12V auxiliary power outlet. This product enables the ROAM R41 to be run from 24V vehicles.


  • Ideal for boosting mobile signal in a car, van, 4WD, truck, motorhome, caravan or boat.
  • Support for 3G, 4G, and 5G DSS
  • Suitable replacement for GO G31 Mobile
  • Carrier switchable between Telstra, Optus or Vodafone (Optus and Vodafone support due early October – can be performed via WAVE App)
  • Supports 700L/850/900/1800/2100/2600 + Band 20 & 26
  • The latest 4th generation Nextivity proprietary IntelliBoost chip delivers channelised coverage for specific mobile network operator signals
  • Ease of installation with plug-and-play operation


The ROAM R41 boasts enterprise-grade performance combined with a user-friendly installation design, making it incredibly easy to set up and power on. Regardless of whether you're in a car, truck, RV, or boat, this compact solution keeps you connected wherever you roam. Its low-profile design enables discreet installation under any seat, while its rugged frame ensures durability, enhancing both productivity and safety for individuals and mobile devices alike.

Equipped with the cutting-edge 4th generation Nextivity IntelliBoost chip, ROAM R41 features advanced technology utilized in our enterprise cellular coverage solutions. This chip delivers unparalleled signal gain, guaranteeing that you can always make calls, send texts, enjoy your favourite music, and stay on the right route while on the road or water. Offering reliable 3G, 4G, and 5G DSS connectivity within vehicles, including fleet vehicles, the CEL-FI ROAM R41 is the ultimate solution to address poor coverage issues and enable dependable calling, texting, and streaming while on the move.

Setting up ROAM R41 is a breeze with its plug-and-play operation, allowing you to improve connectivity in any car, truck, RV, or boat within minutes.


  • CEL-Fi ROAM R41
  • For your 4WD:
    • 12v Cigarette Lighter Adapter (CLA)
    • Adhesive Indoor Antenna
    • Mounting Hardware
    • Ground Cabling
    • Antenna of your choice:
      • GME AT4705BA (120cm)
      • Trucker Edge (95cm)
      • Trucker Compact (68cm)
      • Trucker Mini (40cm)
  • For your Caravan:
    • 240v CEL-FI Power Supply
    • 1x 10-meter PTL-240 Coaxial Cable (N Male to SMA Male)
    • 1x 6-meter PTL-240 Coaxial Cable (N Male to SMA Male)
    • Blackhawk 4G Marine Antenna, 698 to 2700 MHz + Nylon adjustable mount
    • Blackhawk 4G-5G Indoor Wall Mount Panel Antenna, 698 to 4000 MHz




Downlink (MHz)

Uplink (MHz)

Max. Relay BW (MHz)

1 2110-2170 1920-1980 20
3 1805-1880 1710-1785 20
5 869-894 824-849 20
7 2620-2690 2500-2570 20
8 925-960 880-915 15
20 791-821 832-862 20
26 859-894 814-849 20
28L 758-788 703-733 20
Australian Networks Telstra, Optus & Vodafone


Frequency Bands 1/3/5/7/8/20/26/28L
Relay Channel Bandwidths (MHz) 5/10/15/20
Networks 3G/4G/5G
Network Protocols WCDMA/LTE/DSS
Network Selection Automatically (MyWave App set to “Following”)
Configured to authorized operator PLMN-IDs
Duplex Modes FDD
# of Relay Bands 1MHz max.
Relay Bandwidth  20MHz max.
Output Downlink Power (All Bands)  0dBm max
Output Uplink Power (Bands 5/8/20/26/28L)  22dBm max.
Output Uplink Power (Bands 1/3/7)  24dBm max.
System Gain 100dBm max.
Enterprise-Grade Echo Cancellation 30dB min.
Return Loss (dB typ.) -8dB typ.


Donor RF Connector SMA (f)
Server RF Connector SMA (f)
DC Input 5.5 x 2.5 mm (f) Barrel
Device Setup Bluetooth for WAVE App
Power & System Status Bi-color LED (Green/Red)
Factory Debug only USB 2.0 Micro-B
System Management & SW Updates WAVE App for iOS 11.0 or later
WAVE App for Android
Band Selection MyWAVE App for iOS 11.0 or later
MyWave App for Android

Power Supply

Power Consumption (W) max. 18
Input Voltage (VDC max.) 12
Input Current (A max.) 1.5
Power Supply Plug Automobile Auxiliary Power
Power Supply Cable 1mm2 | 18 AWG
Power Supply Cable Length (m (ft)) 5m (16.3ft)


Operating Temperature °C (°F) 0 to 60°C (32 to 140°F)
Storage Temperature °C (°F) -35 to 70°C (-31 to 158°F)
Heat Dissipation Passive Convection
Surface Temperature °C (°F) max. at ambient 44°C (111.2°F)
Non-condensing Humidity 0 to 95%
Ingress Protection Rating IPX0

Mechanical & Packaging

Main Unit Dimensions 170.2 x 78.7 x 43.2mm | 6.7 x 3.1 x 1.7in
Main Unit Weight 0.49KG | 1.08lbs
Brand Nextivity

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