# 4G LTE - Car Vehicle Caravan (Swisscom/Sunrise/Salt/Yallo) Mobile Signal Booster

##### **Compact Design**

  

The mobile booster boasts a compact and stylish design, roughly the size of a cigarette box, making it incredibly portable. It's designed to fit seamlessly in your vehicle, ensuring effective signal coverage without taking up much space.

##### **User-Friendly Installation**

  

Installation is a breeze with this device! You don’t need to deal with complex setups, allowing you to enjoy improved mobile connectivity within no time.

##### **Intelligent Signal Adjustment**

  

Thanks to its automatic gain control feature, this booster adjusts according to the external signal strength. It ensures that you receive the best possible signal based on your environment.

##### **Versatile Power Options**

  

The booster offers flexibility with various power adapter options available, including a 220VAC adapter, vehicle power adapter, and even mobile power, allowing you to use it wherever you go.

##### **Health-Conscious Technology**

  

Enjoy enhanced signal coverage while reducing your phone's radiation exposure. This booster minimizes radiation intensity generated by your mobile device, promoting a healthier communication experience.

##### **Eco-Friendly Operations**

  

When you’re not using the phone or the internet, the device can be quickly removed or unplugged, eliminating any residual radiation and contributing positively to your environmental footprint.

It boost **4G/LTE** signal on 800MHz frequency, the frequency used in **Switzerland** used by mobile networks to deliver their 4G mobile services. It can boost all networks on Sunrise, Swisscom, Yallo, Lebara, Aldi mobile, Ortel mobile, Lycamobile, Ok.-mobile, Salt Mobile, UPC Cablecom, CoopMobile, TalkTalk and Mucho for improving **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.

* * *

**Consistent Connection**  
Reliable 4G/LTE Data

**4G/LTE Internet**  
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.  
![mobile phone signal booster for car vehicle Upgrade External Aerial of fishtail aerial bottom](https://cdn.shopifycdn.net/s/files/1/0488/4129/3976/files/ProductPageFishtailAerialUpgradedBottom.webp?v=1600636900)  
![mobile phone signal booster for car vehicle Upgrade External Aerial of fishtail aerial](https://cdn.shopifycdn.net/s/files/1/0488/4129/3976/files/ProductPageFishtailAerial.webp?v=1600636899)

* * *

### 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.

![mobile phone signal booster for car vehicle 01](https://cdn.shopifycdn.net/s/files/1/0488/4129/3976/files/ProductPageCV01.webp?v=1600636899)  
![mobile phone signal booster for car vehicle 02](https://cdn.shopifycdn.net/s/files/1/0488/4129/3976/files/ProductPageCV02.webp?v=1600636900)

* * *

### Specification

Application & Bands

\[Car, Vehicle 4G/LTE\] (Band 20)

Country

Switzerland

**Boost All On**

Swisscom (4G)  
Sunrise (4G)  
Salt Mobile (4G)  
Yallo (4G)  
Aldi mobile (4G)  
CoopMobile (4G)  
Lebara mobile (4G)  
Lycamobile (4G)  
Mucho (4G)  
Ok.-mobile (4G)  
Ortel mobile (4G)  
TalkTalk (4G)  
UPC Cablecom (4G)

Users Supporting

10 Simultaneously

Band

Single Band 20

Frequency

800MHz

Gain(dB)

Uplink 45±2; Downlink 40±2

Up-link

832~862 MHz

Down-link

791~821 MHz

Export Power(Po)

≥10dBm

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

**Warming Tips:**  
-   Band Confirmation: This booster can boost signals on Band 20, please check the band of your devices firstly.
-   For iPhone: Dial \*3001#12345#\* → Press call button → Click 'Serving Cell Info' → Check 'Freq Band Indicator'.
-   For Android: Download 'LTE Discovery' APP → Click ‘SIGNALS’ → Check 'EARFCN'. More refer to [Quick Start Guide](https://www.ukmobilebooster.com/pages/quick_start_guide) .
-   External Signal Needed: The signal booster can only amplify signal but can't create signal. If there is no signal outside, it won't work, please make sure you get 1-2 bars signal outside.

  

### **How It Works**

  

![how Mobile Signal Booster, Car Signal Booster, O2 Vodafone Giffgaff, UK Mobile Network, Voice Calls Amplifier, Vehicle Signal Improvement, 900MHz Frequency Booster, External Aerial Installation work for Car Vehicle](https://cdn.shopifycdn.net/s/files/1/0488/4129/3976/files/ProductPageHIWcar-2.webp?v=1650634397)

#### 1

**Receives signal**  
The powerful antenna reaches out to access a voice and 3G, 4G, and LTE data signal, and delivers it to the booster  

#### 2

**Boosts signal**  
The booster receives the signal, amplifies it, and serves as a relay between your phone and the nearest cell tower.  

#### 3

**Broadcasts signal**  
Your devices get increased cell reception, and calls and data are fed through the booster back to the network.  
  

1.  Outside Antenna: Pulls in tower Signal.
2.  Signal Booster: Amplifies the Signal.
3.  Inside Antenna: Re-broadcasts Signal.
4.  Mobile Phone: Gets Boosted Signal.

![how Mobile Signal Booster, Car Signal Booster, O2 Vodafone Giffgaff, UK Mobile Network, Voice Calls Amplifier, Vehicle Signal Improvement, 900MHz Frequency Booster, External Aerial Installation work for Car Vehicle](https://cdn.shopifycdn.net/s/files/1/0488/4129/3976/files/ProductPagehowitworksvehicles.webp?v=1600636900)

#### **Installation**

1.  Mount external aerial on top back.
2.  Install the booster and interior antenna.
3.  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.](https://drive.google.com/file/d/1Uch5legGJsKTzLO9PTGpgsKEnZGEq7TH/view)

![how Mobile Signal Booster, Car Signal Booster, O2 Vodafone Giffgaff, UK Mobile Network, Voice Calls Amplifier, Vehicle Signal Improvement, 900MHz Frequency Booster, External Aerial Installation work for Car Vehicle](https://cdn.shopifycdn.net/s/files/1/0488/4129/3976/files/ProductPageCarVehicle02.webp?v=1600636900)

  

### **Application Scenarios**

  

![Mobile Signal Booster, Car Signal Booster, O2 Vodafone Giffgaff, UK Mobile Network, Voice Calls Amplifier, Vehicle Signal Improvement, 900MHz Frequency Booster, External Aerial Installation vehicle car truck suv van application](https://cdn.shopifycdn.net/s/files/1/0488/4129/3976/files/application-vehicle-car.jpg?v=1698366474)

![Mobile Signal Booster, Car Signal Booster, O2 Vodafone Giffgaff, UK Mobile Network, Voice Calls Amplifier, Vehicle Signal Improvement, 900MHz Frequency Booster, External Aerial Installation vehicle car truck suv van application](https://cdn.shopifycdn.net/s/files/1/0488/4129/3976/files/application-vehicle-truck.jpg?v=1698366474)

![Mobile Signal Booster, Car Signal Booster, O2 Vodafone Giffgaff, UK Mobile Network, Voice Calls Amplifier, Vehicle Signal Improvement, 900MHz Frequency Booster, External Aerial Installation vehicle car truck suv van application](https://cdn.shopifycdn.net/s/files/1/0488/4129/3976/files/application-vehicle-suv.jpg?v=1698366473)

![Mobile Signal Booster, Car Signal Booster, O2 Vodafone Giffgaff, UK Mobile Network, Voice Calls Amplifier, Vehicle Signal Improvement, 900MHz Frequency Booster, External Aerial Installation vehicle car truck suv van application](https://cdn.shopifycdn.net/s/files/1/0488/4129/3976/files/application-vehicle-van.jpg?v=1698366473)

1.  What is a 4G LTE signal booster and how does it work? - A 4G LTE signal booster is a device that helps improve mobile phone reception inside your car or caravan. It takes the weak signal from outside and amplifies it to provide a stronger signal inside the vehicle. This means you'll experience better calling and internet services!
2.  Can I use the booster with any mobile network? - Yes! This booster works with many mobile networks in Switzerland, including Swisscom, Sunrise, Salt, and Yallo, among others. If your mobile provider uses the 800MHz frequency for 4G services, the booster will help improve your signal.
3.  Will the booster work if there is no signal outside? - No, unfortunately, if there is no signal at all outside, the booster won't be able to help. It can only enhance existing signals, so it’s important to have some signal available for it to work effectively.
4.  What kind of setup is required for the signal booster? - Setting up the booster is quite easy! The kit includes everything you need: an external aerial, cables, the booster unit, and an internal aerial. The installation is designed to be straightforward, with a manual to help guide you through each step.
5.  How does the external aerial help the booster? - The external aerial captures the weak signal from outside and sends it to the booster inside your vehicle. Having a good aerial setup helps ensure that the booster gets the best possible signal to amplify for your use.
6.  Will using a signal booster affect my phone's battery life? - Using a signal booster can actually help save your phone's battery life! With a stronger signal, your phone doesn't have to work as hard to connect to the network, which can lead to longer battery performance.
7.  Is the signal booster safe to use? - Yes, the signal booster is safe to use. It has been designed with low radiation levels, meaning it helps reduce the radiation your phone gives off by ensuring a better signal. You can also unplug it when not in use to eliminate any radiation.
8.  How many devices can connect to the booster at once? - This signal booster can support up to 10 devices at the same time. So your family or friends can all enjoy improved signal quality while you're on the road!
9.  What do I do if I need help installing the booster? - If you need help, the installation manual included in the kit is easy to follow. Additionally, you can find many online resources, including videos that demonstrate the installation process. Don't hesitate to reach out for support if you need it!
10.  How can I check if my phone is compatible with the 4G booster? - To check if your phone supports 4G, you can dial \*3001#12345#\* on your iPhone, press call, and then look for the 'Serving Cell Info'. It will show you the frequency band indicator. You can also use apps like CellMapper for more details.

TAGES: 4G LTE, Mobile Signal Booster, Switzerland, Sunrise, Swisscom, Vehicle Signal Improvement, VoLTE, Signal Coverage

## Details

- **Price:** 139.99 GBP - 167.56 GBP
- **Vendor:** UKMobileBooster.com
- **Type:** Switzerland
- **Tags:** application 4G LTE Data, application vehicle, ch Aldi, ch ch, ch CoopMobile, ch Lebara, ch Lycamobile, ch Mucho, ch Ok.-mobile, ch Ortel, ch Salt, ch Sunrise, ch Swisscom, ch TalkTalk, ch UPC Cablecom, ch Yallo, has_stock_countdown, provider Aldi Mobile, provider CoopMobile, provider Lebara Mobile, provider Lycamobile, provider Mucho, provider Ok.-mobile, provider Ortel Mobile, provider Salt Mobile, provider Sunrise, provider Swisscom, provider TalkTalk, provider UPC Cablecom, provider Yallo

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| No | 139.99 GBP | In stock |
| Yes | 167.56 GBP | In stock |

## Images

- 4G LTE - Car Vehicle Caravan (Swisscom/Sunrise/Salt/Yallo) Mobile Signal Booster
- Car Vehicle Mobile Signal Booster Aerial
- Mobile Signal Booster Package
- Car Vehicle Mobile Signal Booster How It Works
- Car Vehicle Mobile Signal Booster Best Installation
- Car Vehicle Mobile Signal Booster
- Car Vehicle Mobile Signal Booster

---

> Source: [B4U](https://www.ukmobilebooster.com/products/ch-cvc-mobile-booster)
> Updated: 2026-09-02