3G & Calls - Car Vehicle Caravan (Oi/Algar) Cell Phone Signal Booster
Compact Convenience
The signal booster features a sleek and compact design, akin to a cigarette box, making it portable and ideal for various small spaces within your vehicle. Enjoy enhanced mobility without sacrificing signal quality, perfect for travelers and daily commuters alike.
User-Friendly Setup
Say goodbye to complicated installations! Our booster is designed for easy use, requiring no technical expertise. Simply follow the straightforward instructions and start enjoying improved connectivity in minutes.
Adaptive Signal Optimization
With its automatic gain control feature, the booster intelligently adjusts its performance based on the strength of the external signal. Experience seamless communication without manual adjustments, ensuring optimal functionality at all times.
Versatile Power Options
Whether you're on the road or at home, choose from various power adapters, including a 220VAC adapter, mobile power, or a vehicle power adapter. Flexibility in power supply means you can always keep your devices connected.
Reduced Radiation Exposure
Our booster not only enhances signal coverage but also minimizes the radiation intensity from mobile devices. By ensuring stronger signals, it effectively helps protect users from potential health risks due to prolonged mobile phone use.
Eco-Friendly Design
This device is built with user convenience in mind. When you no longer need it, simply unplug the power or remove the equipment. This feature eliminates radiation and promotes an eco-friendly lifestyle without compromising on connectivity.
It boost 3G and Calls signal on 900MHz, 2100MHz frequencies, the frequencies used in Brazil used by mobile networks to deliver their mobile services: 3G, 3.5G (also known as HSDPA provides faster data rates than 3G) and 2G. It work on both 900Mhz (Band 8) & 2100Mhz (Band 1) frequencies mainly used for improving Oi and Algar mobile carrier networks 3G, Voice Calls and Text signal.
The booster enhances cell signals is a low-cost amplifier that wirelessly enhances cell signals for cellular devices (smartphones, tablets, Kindle, etc). It provides stronger signals, longer battery life, and clear connections to your phone. This device will boost mobile providers' 2G 900MHz, and 3G 2100MHz (Band 8/1) network signal.
This system is compatible with all 3G mobile phone networks, will provide coverage on both 900MHz, 2100MHz frequency simultaneously. It's Dual Band booster and is an ESSENTIAL if many people in the same household are on different mobile phone networks!
Eliminates Dropped Calls
Clear Voice
No Miss Important Calls
Reliable 3G Data
Send/Receive SMS
SMS Text Messages Quickly
Faster Uploads & Downloads
Signal Wider Coverage
Vehicle Signal Improved
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 3G Data and Voice Calls] (Band 8, 1) |
Country | Brazil |
Boost All On | Oi (3G & 2G) Algar (3G & 2G) |
Users Supporting | 15 Simultaneously |
Band | Dual Band 8 & 1 |
Frequency | 900 & 2100MHz |
Gain(dB) | Uplink 45±2; Downlink 40±2 |
Up-link | 890~915 MHz; 1930~1990 MHz |
Down-link | 935~960 MHz; 2110~2180 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 3G & Calls Booster? - A 3G & Calls Booster is a device that helps improve your mobile phone's signal strength, particularly for 3G data and voice calls. It works by capturing weak signals from outside and amplifying them, so your phone can connect better. This is helpful if you often experience dropped calls or slow internet in your car or caravan.
- How does the booster work? - The booster takes weak signals from the outside and strengthens them. It does this using an external aerial to catch the signal and a base unit inside the vehicle to amplify it. This process makes it easier for your phone to connect to the mobile network, ensuring clearer calls and faster internet.
- Will this booster work with my mobile carrier? - Yes, the booster is compatible with Oi and Algar mobile networks in Brazil. It improves signals for both 3G and 2G services. If you're using these carriers, you'll likely see an improvement in your call and data quality.
- Can I use this booster for different phones at the same time? - Absolutely! The booster can support up to 15 devices simultaneously. So, whether you have smartphones, tablets, or other cellular devices, everyone in the vehicle can benefit from the improved signal.
- Is the installation complicated? - Not at all! The kit includes everything you need, and it's designed for easy installation. You'll find a manual with clear steps, and you can set it up without needing special tools or expertise.
- What should I do if there's no signal outside? - It's important to note that the booster can only amplify signals that already exist. If there is no signal outside, the booster will not work. You might want to check your location and see if you can find a spot with better reception.
- Can this booster reduce radiation? - Yes! By improving your phone's signal, the booster helps reduce the radiation your phone emits while trying to connect. Better signal strength means your phone works more efficiently, which can lower radiation exposure.
- What is included in the booster kit? - The booster kit comes with everything you need: an external aerial, booster base unit, internal aerial, cables, and a power adapter. It’s all included for one price, making it easy to get started.
- How can I check which frequency my phone uses? - To check your phone's frequency, you can dial *3001#12345#* and press the call button on your iPhone. This will show a menu where you can click 'Serving Cell Info' to see the signal band indicator.
- What is the size of the booster? - The booster is compact and portable, about the size of a cigarette box. This small size makes it easy to fit in your car without taking up much space.
