4G LTE & Calls - Car Vehicle Caravan (Telkomsel/Indosat/XL Axiata/Three 3) Mobile Signal Booster
All-in-One Solution
This powerful signal booster is designed to enhance all calls and 4G/LTE signals on 900MHz and 1800MHz frequencies. Compatible with major Indonesian networks—Telkomsel, Indosat, XL Axiata, and Three—it's an essential tool for seamless connectivity, ensuring crystal-clear voice calls and fast text messaging anytime, anywhere.
Dual Band Performance
Experience enhanced coverage with our dual band booster that efficiently operates on both 900MHz and 1800MHz frequencies. This means that whether you're streaming video or making important calls, you can rely on consistent, robust performance from all GSM mobile networks, providing an optimal experience for everyone in your vehicle.
User-Friendly Installation
Forget about complicated setups! Our car signal booster comes complete with all necessary components including external aerial, cables, and power adapters, ensuring an easy installation. Just plug it in and start enjoying enhanced signals without the hassle—perfect for those on the go!
Wide-Ranging Compatibility
Supporting up to 15 users simultaneously, this booster is perfect for families or groups traveling together. It accommodates multiple networks and allows everyone to stay connected without interference. Whether it's a long road trip or daily commutes, enjoy uninterrupted service across devices.
Robust Signal Strength
With a gain of up to 45dB, experience staggering improvements in your reception quality. Say goodbye to dropped calls and enjoy faster internet speeds for uploads and downloads. This booster ensures that your signal strength is consistently robust, no matter where your travels take you.
Eco-Friendly Design
Designed with environmental protection in mind, this signal booster minimizes radiation exposure from mobile devices. You can easily disconnect the device whenever it's not needed, ensuring zero radiation impact when idle. Stay safe while staying connected!
It boost All Calls & 4G/LTE signal on 900MHz, 1800MHz frequencies, the frequencies used in Indonesia used by mobile networks to deliver their mobile services: 2G (also known as GSM) and 4G. It can boost Indonesia Telkomsel, Indosat, XL Axiata and Three (3) network operators for improving 4G LTE and Voice Calls & Text 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.
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 | [4G/LTE & Calls] (Band 8, 3) |
Country | Indonesia |
Boost All On | Telkomsel (4G & 2G) Indosat (4G & 2G) XL Axiata (4G & 2G) Three 3 (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 is a mobile signal booster for cars? - A mobile signal booster makes your phone's signal stronger. It helps you make calls, send texts, and use the internet while you're in your car. If the outside signal is weak, the booster collects and amplifies it so you can stay connected.
- What networks does the booster support in Indonesia? - This booster works with major mobile networks in Indonesia, including Telkomsel, Indosat, XL Axiata, and Three (3). It boosts signals for both 2G and 4G networks, so you can enjoy reliable service no matter which provider you use.
- How can I check if my phone supports 4G Calling? - To check if your phone supports 4G Calling, dial *3001#12345# on your iPhone and press the Call button. Then, tap on 'Serving Cell Info' and look for the 'Freq Band Indicator' to see if it's Band 8 or 3, which means your phone is compatible.
- Is it easy to install the signal booster? - Yes! The mobile signal booster kit comes with everything you need and is easy to install. There are no complicated steps, and it can be set up quickly so you can enjoy a stronger signal in no time.
- How many devices can the booster support at once? - The booster can support up to 15 devices at the same time. This means you can share the improved signal with family or friends in your car without any problems.
- Does the booster reduce radiation from my phone? - Yes! A good signal means you won’t have to push your phone as hard to stay connected, which can lower the radiation levels. So, using a signal booster can make your phone use safer.
- How does the external aerial work? - The external aerial is placed outside your car and connects to the booster inside. It picks up weak signals from the mobile networks and sends them to the booster to amplify. This helps improve the connection quality significantly.
- What happens if there is no signal outside? - If there's no signal outside, the booster won't be able to work. It can't create a signal; it can only make a weak signal stronger. So, you'll need at least a little bit of reception to get any benefits.
- What is included in the booster kit? - The booster kit includes a mobile signal booster, an external magnetic-mount aerial, a 12V car power adapter, and an easy-to-follow installation manual. Everything you need for installation is in one package!
- Is there a warranty for the signal booster? - Yes! The mobile signal booster comes with a 1-year money-back guarantee and a 3-year warranty or exchange policy. This means you can be confident in your purchase and know you're covered if there are any issues.
