4G LTE & Calls - Car Vehicle Caravan (Alcom) Mobile Signal Booster
Enhanced Signal Boosting
Experience unparalleled signal reliability with our 4G LTE and Calls booster. Operating on 900MHz and 1800MHz frequencies, it maximizes your Alcom mobile carrier’s performance, ensuring crystal-clear voice calls, seamless text messaging, and super-fast 4G internet. Whether you're driving on the road or parked at a campsite, you'll enjoy enhanced connectivity like never before.
Dual Band Performance
Our dual-band mobile signal booster is designed to amplify both 2G and 4G signals simultaneously. Perfect for multiple users in households where everyone may be on different networks, this booster guarantees reliable coverage for all mobile devices, making it a must-have for families and friends on the go.
Effortless Installation
Get started with minimal hassle! Our kit comes complete with all necessary components, including an external aerial, booster base unit, and power adaptor. Enjoy easy installation without complicated setups, ensuring you have your signal boosted and ready to use in no time.
Sleek and Portable Design
Constructed with a compact and streamlined design, this booster fits conveniently in your vehicle without occupying much space. With its cigarette box-sized build, it’s perfect for those who are frequently on the move, ensuring robust signal coverage wherever you go.
Reliable Coverage for All
Whether you’re in a remote area or facing poor signal conditions, our mobile signal booster automatically adjusts to the external signal strength, providing optimal performance and reliable coverage. Say goodbye to dropped calls and lost messages, and stay connected effortlessly.
Eco-Friendly and Low Radiation
Prioritizing your health, this signal booster not only reduces mobile phone radiation by enhancing coverage but also allows you to unplug and remove the device effortlessly when not in use. Enjoy a healthier communication experience without compromising on performance.
It boost 4G LTE and Calls signal on 900MHz, 1800MHz frequencies, the frequencies used in Finland used by mobile networks to deliver their mobile services: 2G (also known as GSM) and 4G. It work on both 900Mhz (Band 8) & 1800Mhz (Band 3) frequencies for improving Alcom mobile carrier networks Voice Calls, Text and 4G LTE signal. If your phones support 4G Calling (also called Voice over LTE or VoLTE) and your area 4G Calling is available, with the booster you can make clearer voice calls using 4G network. If you have a 4G ready phone, but you’re not in a 4G area, you’ll still be able to use voice calls and text.
This system is compatible with all GSM mobile phone networks, will provide coverage on both 900MHz, 1800MHz frequency simultaneously. It's Dual Band booster and is an ESSENTIAL if many people in the same household are on different mobile phone networks!
No Miss Important Calls
Wow 2G/4G Calls
Eliminates Dropped Calls
SMS Text Messages Quickly
Consistent Connection
Reliable 4G/LTE Data
Vehicle Signal Improved
4G/LTE Internet
Faster Uploads & Downloads
Upgrade External Aerial
External fishtail aerial connects via 3 meter coax lead to the signal booster unit which is located inside the car. The aerial with Three magnets, its more stable.

Features
1. Convenient--- small beautiful appearance (cigarette box size), easy to carry, suitable for a variety of small space signal coverage.
2. Easy to use--- needs no complicated installation.
3. Open--- according to the external signal strength, automatic gain control ensure the signal.
4. Flexible---- can choose different power adapters, such as 220VAC adapter, mobile power, vehicle power adapter etc.
5. Low radiation--- a good signal coverage can reduce the radiation intensity of the mobile phone itself, effectively reduce the mobile phone radiation may harm the human body.
6. Environmental protection--- when you do not need to use the telephone or the Internet, can be removed at any time or unplug the power, elimination of radiation.


Specification
Application & Bands | [Car, Vehicle 4G/LTE & Calls] (Band 3) |
Country | Finland |
Boost All On | Alcom (4G & 2G) |
Users Supporting | 15 Simultaneously |
Band | Dual Band 8 & 3 |
Frequency | 900 & 1800MHz |
Gain(dB) | Uplink 45±2; Downlink 40±2 |
Up-link | 890~915 MHz; 1710~1785 MHz |
Down-link | 935~960 MHz; 1805~1880 MHz |
Export Power(Po) | Uplink 10; Downlink 10 |
Power Adapter | 5V DC |
Kit Includes | 1 x Car Signal Booster/Amplifier 1 x External Magnetic-Mount Aerial 1 x 5V DC Car Power Adapter 1 x Easy to Follow Installation Manual |
How It Works

1
The powerful antenna reaches out to access a voice and 3G, 4G, and LTE data signal, and delivers it to the booster
2
The booster receives the signal, amplifies it, and serves as a relay between your phone and the nearest cell tower.
3
Your devices get increased cell reception, and calls and data are fed through the booster back to the network.
- Outside Antenna: Pulls in tower Signal.
- Signal Booster: Amplifies the Signal.
- Inside Antenna: Re-broadcasts Signal.
- Mobile Phone: Gets Boosted Signal.

Installation
- Mount external aerial on top back.
- Install the booster and interior antenna.
- External aerial connect to "BS" on the booster, and interior antenna connect to "MS".
IMPORTANT NOTE:
DO NOT POWER ON THE DEVICE UNTIL YOU HAVE COMPLETED THIS SETUP.
Read more about User Manual Documentation.

Application Scenarios




- What does a mobile signal booster do? - A mobile signal booster helps improve your phone's signal strength inside your car or caravan. It works to make your calls clearer and your internet faster by boosting the 4G and 2G signals that are already around you. If you often experience dropped calls or slow internet when you’re on the go, a signal booster can help!
- How do I know if I need a signal booster? - If you notice that your phone regularly shows weak signal bars, or if your calls drop often, it might be a sign that you need a mobile signal booster. It is especially beneficial if you travel to areas where reception is poor or if multiple people in a vehicle are using different networks.
- Can I use a signal booster for any phone? - Yes! The mobile signal booster works with all GSM mobile phone networks. Whether it’s an older model or the newest smartphone, if your phone is made to work on 2G or 4G networks, it will benefit from the booster.
- Is it easy to install the signal booster? - Absolutely! The signal booster kit comes with everything you need for installation, including an external aerial and a simple instruction manual. Most users can set it up without needing any technical help.
- What happens if there is no signal outside? - It's important to know that a mobile signal booster can only make a weak signal stronger, but it cannot create a signal. If there is no signal outside at all, the booster won't be able to work for you.
- Can multiple people use the signal booster at the same time? - Yes! The mobile signal booster can support up to 15 users simultaneously, so everyone in your vehicle can enjoy better signal strength for calls and internet usage.
- Is the signal booster safe to use? - Yes, the mobile signal booster operates at low radiation levels, which helps reduce the radiation exposure from your phone itself. It’s designed to keep you connected while being mindful of your health.
- How does the external aerial work? - The external fishtail aerial connects to the signal booster unit inside your vehicle. It captures the available signal from outside and sends it to the booster, which then improves the signal strength inside your car.
- Does the mobile signal booster work in all countries? - This particular mobile signal booster is designed specifically for use in Finland, boosting signals on the specific frequencies used in that country. Make sure to check if it’s compatible with your local mobile networks in other countries.
- What is included in the signal booster kit? - The kit includes everything you need for installation: the mobile signal booster itself, an external magnetic-mount aerial, a 12V car power adapter, and an installation manual to guide you through setting it all up.
