# Calls & 3G & 4G LTE - 500m2 (O2/Telekom/Orange) Mobile Signal Booster ##### **Universal Coverage Boost** This powerful mobile signal booster enhances Call, 3G, and 4G LTE connections across all major frequencies - 900MHz, 1800MHz, and 2100MHz. It ensures flawless communication for O2, Telekom, Orange, and more, allowing you to enjoy uninterrupted voice calls, texts, and data. It's the ultimate solution to improve coverage in medium-sized homes and offices up to 500 square meters. ##### **Seamless 4G Calling Experience** Enjoy crystal-clear voice calls with the 4G Calling feature provided by this booster. Even in areas with limited 4G coverage, you can maintain high-quality voice conversations using the advanced Voice over LTE technology. Say goodbye to dropped calls and hello to reliable communication. ##### **Multi-User Support** Support for up to 50 simultaneous users makes this booster ideal for families or offices with multiple mobile carriers. No more worrying about weak signals or limited access – everyone can enjoy enhanced connectivity without compromising performance. ##### **Ease of Installation** The comprehensive kit includes all necessary components for a straightforward setup: external aerial, cables, booster unit, indoor aerial, and power adapter. With clear instructions, you can enhance your mobile signal quickly and efficiently with minimal effort. ##### **Extended Coverage Options** Should the standard 10-meter external cable not suffice, upgrade for longer lengths to reach remote areas with ease. Customize your installation to ensure the best performance and signal strength in any location. ##### **Advanced Signal Protection** Protect your booster and connected devices from potential lightning strikes and surges with our optional Lightning Surge Protector. This essential upgrade guards against high amperage surges, ensuring your setup remains safe and operational under all conditions. It boost **Calls and 3G and 4G LTE** signal on 900MHz, 1800MHz and 2100MHz frequencies, the frequencies used in **Slovakia** used by mobile networks to deliver their mobile services: 2G (also known as GSM), 3G, 3.5G (also known as HSDPA provides faster data rates than 3G) and 4G. It work on both 900Mhz (Band 8) & 1800Mhz (Band 3) & 2100Mhz (Band 1) frequencies for improving O2, Telekom, Orange, FunFon mobile carrier networks **Voice Calls, Text, 3G and 4G LTE** signal. And boost Swan 4ka mobile carrier networks for improving **4G LTE** signal, also boost Tesco Mobile and Juro mobile carrier networks for improving **3G, Voice Calls and Texts**. 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, text and 3G**. It is a high-performance booster, boost indoor signal cover an area up to **500 m2**, perfect for medium houses, offices, warehouse and more. The system unlike other kits, this device will boost ALL networks including 2G, 3G, 4G and 4G Calling, is designed for universal mobile voice calls, 3G and 4G coverage. The solution will provide coverage on all 900MHz, 1800MHz, 2100MHz networks **simultaneously**. It's Tri Band booster and is an **ESSENTIAL** if many people in the same household are on different mobile phone networks! * * * **Clear Voice** No Miss Important Calls **Wow 2G/3G/4G Calls** Eliminates Dropped Calls **Battery Life** Get Longer On Your Phone **Send/Receive SMS** SMS Text Messages Quickly **Consistent Connection** Reliable 3G/4G Data **Seamless Switching** Back to Normal Network **Signal Wider Coverage** Reception Up to 500 sq.m. **3G/4G Internet** Faster Uploads & Downloads **Multiple Users** 50 Simultaneously * * * ### Upgrade External Cables If our standard package 10 meter external cable length is not enough to cover your area you have an upgrade option. ![4G LTE Mobile Signal Booster UK Networks EE Vodafone O2 Indoor Coverage Improve Signal cables](https://cdn.shopify.com/s/files/1/0488/4129/3976/files/Signal-Booster-Cable.jpg?v=1693125491) * * * ### Upgrade External Aerial Higher Gain Yagi Antenna - For better performance it's a must if indoor your phone with 1/2 signal bars. Or get this upgrade if outdoor best signal strength in the following range: 2G (GSM) -76 to -90 dBm 3G (UMTS) -80 to -94 dBm 4G (LTE) -97 to -105 dBm How to shown dBm reading on phone? Check [Quick Start Guide](https://www.ukmobilebooster.com/pages/quick_start_guide) ![4G LTE Mobile Signal Booster UK Networks EE Vodafone O2 Indoor Coverage Improve Signal higher gain yagi antenna](https://cdn.shopifycdn.net/s/files/1/0488/4129/3976/files/ProductPageHigherGainYagiAntenna.webp?v=1600640184) * * * ### Upgrade Protector Lightning Surge Protector - Designed to Protect your equipment from high amperage surges due to lightning strikes on aerials or masts in close proximity to the device. This unit is rated for 18KA of current surge and is very simple to install on any device. ![4G LTE Mobile Signal Booster UK Networks EE Vodafone O2 Indoor Coverage Improve Signal surge protector](https://cdn.shopifycdn.net/s/files/1/0488/4129/3976/files/ProductPageSurgeProtector.webp?v=1600640184) * * * ### Specification (scroll to view all) Application & Bands \[Voice Calls & 3G & 4G LTE\] (Band 8, 3, 1) Country Slovakia **Boost All On** O2 (4G & 3G & 2G) Telekom (4G & 3G & 2G) Orange (4G & 3G & 2G) FunFon (4G & 3G & 2G) Swan 4ka (4G) Juro (3G & 2G) Tesco Mobile (3G & 2G) Users Supporting 50 Simultaneously Band Tri Band 8 & 3 & 1 Frequency 900 & 1800 & 2100MHz Gain(dB) Uplink Gp≥55; Downlink Gp≥60 Up-link 890~915 MHz; 1710~1785 MHz; 1930~1990 MHz Down-link 935~960 MHz; 1805~1880 MHz; 2110~2180 MHz Export Power(Po) ≥23dBm Power Adapter Input: AC 100V~240V 50/60Hz Output: DC 5V Kit Includes 1 x Booster 1 x Outdoor Antenna 1 x Indoor Antenna 1 x Power Adapter 1 x 10 Meters Outdoor Cable 1 x 5 Meters Indoor Cable **Warming Tips:** Band Confirmation: This booster can boost signals on Band 8, or Band 3, or Band 1, 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. ### Custom your solution #### **Expandable coverage by adding indoor antenna if the outside signal is strong.** ![UK Mobile Booster Expand Cell Coverage with 3 Indoor Antennas](https://cdn.shopifycdn.net/s/files/1/0488/4129/3976/files/Expand-Cell-Coverage-with-3-Indoor-Antenna.png?v=1700361963) ### **How It Works** ![how 4G LTE Mobile Signal Booster UK Networks EE Vodafone O2 Indoor Coverage Improve Signal work for home office](https://cdn.shopifycdn.net/s/files/1/0488/4129/3976/files/ProductPageHIWhomeoffice-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. #### **Get stronger signal** ![how 4G LTE Mobile Signal Booster UK Networks EE Vodafone O2 Indoor Coverage Improve Signal work for home office](https://cdn.shopifycdn.net/s/files/1/0488/4129/3976/files/ProductPagenormalcoverage-2.webp?v=1650634397) #### Normal Cell Coverage Dropped calls and slow data are generally caused by three things: distance from a cell tower, building materials in your home or office, or obstruction from tall objects such as trees, topography, and buildings. ![how 4G LTE Mobile Signal Booster UK Networks EE Vodafone O2 Indoor Coverage Improve Signal work for home office](https://cdn.shopifycdn.net/s/files/1/0488/4129/3976/files/ProductPageboostedcoverage-2.webp?v=1650634397) #### Signal Coverage with our booster Signal boosters increase cell signal by collecting signals with a powerful antenna, delivering those signals to the booster, amplifying the cell signals so your devices receive them, and delivering your device's boosted signals back to the cell tower. #### **Installation** 1. Connect the indoor antenna to the MS port. 2. Connect the outdoor antenna to the BS Port. 3. Install the outdoor antenna and keep a minimum vertical distance of 10 meters from the indoor antenna. 4. Point the outdoor antenna to the direction where you know there is possibly a higher signal strength from the base station. 5. Power on the booster and check the signal strength. 6. Adjust the outdoor antenna until you get the best signal strength. **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) ![4G LTE Mobile Signal Booster UK Networks EE Vodafone O2 Indoor Coverage Improve Signal signal coverage](https://cdn.shopifycdn.net/s/files/1/0488/4129/3976/files/Coverage.jpg?v=1698191834) ### **Application Scenarios** ![4G LTE Mobile Signal Booster UK Networks EE Vodafone O2 Indoor Coverage Improve Signal home application](https://cdn.shopify.com/s/files/1/0488/4129/3976/files/application-home.png?v=1697980834) **Home** ![4G LTE Mobile Signal Booster UK Networks EE Vodafone O2 Indoor Coverage Improve Signal office application](https://cdn.shopify.com/s/files/1/0488/4129/3976/files/application-office.png?v=1697980832) **Office** ![4G LTE Mobile Signal Booster UK Networks EE Vodafone O2 Indoor Coverage Improve Signal garage application](https://cdn.shopify.com/s/files/1/0488/4129/3976/files/application-garage.png?v=1697980834) **Garage** ![4G LTE Mobile Signal Booster UK Networks EE Vodafone O2 Indoor Coverage Improve Signal metal buildings application](https://cdn.shopify.com/s/files/1/0488/4129/3976/files/application-metal-buildings.png?v=1697980834) **Metal Buildings** 1. What is a mobile signal booster and how does it work? - A mobile signal booster is a device that enhances weak mobile signals so you can enjoy better calls and fast data. It captures the weak signal from outside and boosts it inside your home or office. This allows you to make calls, send texts, and browse the internet without interruptions. 2. Which mobile networks are compatible with this booster? - This signal booster works with various networks like O2, Telekom, Orange, FunFon, Swan 4ka, Tesco Mobile, and Juro. It can improve 2G, 3G, and 4G signals, helping everyone in the household, who may be on different networks, to get better reception. 3. How much area can the booster cover? - The mobile signal booster can cover an indoor area of up to 500 square meters. This makes it ideal for medium-sized homes, offices, warehouses, and more, allowing multiple users to enjoy enhanced mobile signal at the same time. 4. Can I make voice calls using 4G with this booster? - Yes! If your phone supports 4G Calling, also known as Voice over LTE (VoLTE), and you have 4G coverage, the booster will help you make clearer voice calls. If there's no 4G network in your area, you can still use 3G for calls and texts. 5. What do I do if I have no signal outside? - If there's no mobile signal available outside, the booster won't work. It can only amplify the existing signal. So, it's essential to check the signal strength in your area before purchasing the booster. 6. Is it easy to install the signal booster? - Yes! The signal booster kit includes everything you need for installation. It comes with an external aerial, cables, and a power adapter. You can easily install it yourself by following the provided instructions. 7. How many users can connect to the booster at the same time? - The signal booster can support up to 50 users simultaneously. This means many family members or coworkers can enjoy improved signals for calls and internet usage without interference. 8. What is the frequency range that this booster operates on? - The mobile signal booster operates on three frequency bands: 900MHz, 1800MHz, and 2100MHz. This allows it to enhance signals across various mobile networks that operate on these frequencies. 9. What additional accessories are available for the booster? - To improve performance, you can upgrade your installation with longer external cables, a higher gain antenna for better reception, or a surge protector to safeguard the equipment from electrical surges due to lightning. 10. Can the booster improve my phone's battery life? - Yes! By providing a stronger and more stable signal, the booster helps reduce the effort your phone has to use to maintain a connection. This can lead to longer battery life, as your phone won’t drain its battery as quickly. TAGES: Mobile Signal Booster, 3G LTE Booster, 4G Signal Amplifier, O2 Telecom Orange Booster, Indoor Signal Boosting, Slovakia Mobile Networks, Voice Calls Improvement, Signal Coverage 500m2 ## Details - **Price:** 647.83 GBP - 767.83 GBP - **Vendor:** UKMobileBooster.com - **Type:** Slovakia - **Tags:** application Voice Calls & 3G & 4G LTE Data, coverage up to 500 sq metres, has_stock_countdown, provider FunFon, provider O2, provider Orange, provider Telekom, sk sk ## Variants | Variant | Price | Available | |---------|-------|-----------| | No / No / No | 647.83 GBP | In stock | | No / No / Yes | 667.83 GBP | In stock | | No / Yes / No | 697.83 GBP | In stock | | No / Yes / Yes | 717.83 GBP | In stock | | 20 M / No / No | 667.83 GBP | In stock | | 20 M / No / Yes | 687.83 GBP | In stock | | 20 M / Yes / No | 717.83 GBP | In stock | | 20 M / Yes / Yes | 737.83 GBP | In stock | | 30 M / No / No | 677.83 GBP | In stock | | 30 M / No / Yes | 697.83 GBP | In stock | | 30 M / Yes / No | 727.83 GBP | In stock | | 30 M / Yes / Yes | 747.83 GBP | In stock | | 40 M / No / No | 687.83 GBP | In stock | | 40 M / No / Yes | 707.83 GBP | In stock | | 40 M / Yes / No | 737.83 GBP | In stock | | 40 M / Yes / Yes | 757.83 GBP | In stock | | 50 M / No / No | 697.83 GBP | In stock | | 50 M / No / Yes | 717.83 GBP | In stock | | 50 M / Yes / No | 747.83 GBP | In stock | | 50 M / Yes / Yes | 767.83 GBP | In stock | ## Images - Calls & 3G & 4G LTE - 500m2 (O2/Telekom/Orange) Mobile Signal Booster - Calls & 3G & 4G LTE - 500m2 (O2/Telekom/Orange) Mobile Signal Booster - Calls & 3G & 4G LTE - 500m2 (O2/Telekom/Orange) Mobile Signal Booster - Calls & 3G & 4G LTE - 500m2 (O2/Telekom/Orange) Mobile Signal Booster - Calls & 3G & 4G LTE - 500m2 (O2/Telekom/Orange) Mobile Signal Booster - Calls & 3G & 4G LTE - 500m2 (O2/Telekom/Orange) Mobile Signal Booster - Calls & 3G & 4G LTE - 500m2 (O2/Telekom/Orange) Mobile Signal Booster - Calls & 3G & 4G LTE - 500m2 (O2/Telekom/Orange) Mobile Signal Booster - Calls & 3G & 4G LTE - 500m2 (O2/Telekom/Orange) Mobile Signal Booster --- > Source: [B4U](https://www.ukmobilebooster.com/products/sk-gdw500-mobile-booster) > Updated: 2026-09-02