# 3G - 500m2 (Oi/Algar) Cell Phone Signal Booster ##### **Enhanced 3G Connectivity** Transform your mobile experience with the 3G - 500m2 Cell Phone Signal Booster. Designed to amplify your Oi and Algar network signals, it works seamlessly at 2100MHz frequency, providing you with reliable and uninterrupted 3G service. Say farewell to dropped calls and enjoy pristine connectivity! ##### **Extensive Coverage Area** Cover up to 500 square meters effortlessly! This powerful booster is ideal for medium-sized homes, offices, warehouses, and more, ensuring that you have consistent and robust mobile signal strength in every corner of your space. ##### **Complete Installation Kit** Everything you need for a hassle-free installation is included in one complete kit! The package features an external aerial, booster base unit, indoor antenna, cables, and power adapter, making it easy for anyone to set up without needing professional help. ##### **User-Friendly Setup** Our cell phone booster comes with straightforward instructions and a flexible installation process. Conduct a preliminary setup for optimal antenna placement and ensure you're connected to the best signal possible all year round. ##### **Upgrade Options Available** Enhance your signal's performance with our optional upgrades! Choose from longer external cables for wider installation or a high-gain Yagi antenna for superior reception, ensuring top-tier connectivity based on your specific needs. ##### **Lightning Surge Protection** Keep your equipment safe with our lightning surge protector, designed to guard against high amperage surges. Installing it is a breeze and adds an essential layer of safety, ensuring your booster remains operational during stormy weather. It boost **3G** signal on 2100MHz frequency, the frequency 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). It work on 2100Mhz (Band 1) frequency can boost Oi and Algar mobile carriers mainly used for improving **3G** signal. It is a high-performance booster, boost indoor signal cover an area up to **500 m2**, perfect for medium houses, offices, warehouse and more. * * * **Wow 3G Calls** Eliminates Dropped Calls **Consistent Connection** Reliable 3G Data **Signal Wider Coverage** Reception Up to 500 sq.m. * * * ### 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 \[3G\] (Band 1) Country Brazil **Boost All On** Oi (3G) Algar (3G) Users Supporting 50 Simultaneously Band Single Band 1 Frequency 2100MHz Gain(dB) Uplink Gp≥60; Downlink Gp≥65 Up-link 1930~1990 MHz Down-link 2110~2180 MHz Export Power(Po) ≥20dBm 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, 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 cell phone signal booster? - A cell phone signal booster is a device that helps improve your mobile phone signal. It takes weak signals from outside and makes them stronger inside your home or office. This means you can make calls and use data more easily! 2. How does the 3G - 500m2 signal booster work? - The 3G - 500m2 signal booster works by capturing the weak mobile signal from outside, amplifying it, and then broadcasting it inside your space. It specifically boosts the 3G signal on the 2100MHz frequency used in Brazil, allowing for better phone calls and faster internet. 3. How large of an area does the booster cover? - This booster can cover an area of up to 500 square meters. It is suitable for medium-sized homes, offices, and warehouses, ensuring a stronger signal throughout the space. 4. Who can use this booster? - The 3G - 500m2 booster is designed for people who use Oi or Algar mobile networks in Brazil. Whether it's for your home, office, or shop, anyone struggling with weak signals can benefit from this device. 5. Can I install the booster myself? - Yes, the installation is easy! The kit comes with everything you need, including antennas and cables. Just follow the instructions provided, and you can have it set up in no time. 6. What should I do if there's no outside signal? - Keep in mind that the signal booster amplifies existing signals, but it cannot create a signal from nothing. If there’s no signal outside, the booster won’t work. It's important to place the outdoor antenna in a location with good reception. 7. How can I check the signal band on my phone? - You can check the signal band on your iPhone by dialing \*3001#12345#\*. After that, press the call button, go to 'Serving Cell Info,' and check the 'Freq Band Indicator.' 8. What if I need a longer cable for installation? - If the standard 10 meters of outdoor cable isn't enough for your needs, you can upgrade to longer cable options, including 20, 30, 40, or even 50 meters, to ensure the best installation setup. 9. What kind of protection does the booster have? - The signal booster can be upgraded with a lightning surge protector, which helps safeguard your device against possible damage from lightning strikes. This ensures your equipment remains safe and functional. 10. Is the booster safe to use? - Absolutely! The signal booster is designed to comply with safety regulations and will not interfere with mobile networks. It just improves your signal for better calls and data. TAGES: 3G cell phone signal booster, Oi mobile booster, Algar signal booster, mobile signal amplification, indoor signal coverage, 500 m2 signal range, Brazil mobile networks, easy installation signal booster ## Details - **Price:** 265.0 GBP - 385.0 GBP - **Vendor:** UKMobileBooster.com - **Type:** Brazil - **Tags:** application 3G Data, br br, coverage up to 500 sq metres, provider Algar, provider Oi ## Variants | Variant | Price | Available | |---------|-------|-----------| | No / No / No | 265.00 GBP | In stock | | No / No / Yes | 285.00 GBP | In stock | | No / Yes / No | 315.00 GBP | In stock | | No / Yes / Yes | 335.00 GBP | In stock | | 20 M / No / No | 285.00 GBP | In stock | | 20 M / No / Yes | 305.00 GBP | In stock | | 20 M / Yes / No | 335.00 GBP | In stock | | 20 M / Yes / Yes | 355.00 GBP | In stock | | 30 M / No / No | 295.00 GBP | In stock | | 30 M / No / Yes | 315.00 GBP | In stock | | 30 M / Yes / No | 345.00 GBP | In stock | | 30 M / Yes / Yes | 365.00 GBP | In stock | | 40 M / No / No | 305.00 GBP | In stock | | 40 M / No / Yes | 325.00 GBP | In stock | | 40 M / Yes / No | 355.00 GBP | In stock | | 40 M / Yes / Yes | 375.00 GBP | In stock | | 50 M / No / No | 315.00 GBP | In stock | | 50 M / No / Yes | 335.00 GBP | In stock | | 50 M / Yes / No | 365.00 GBP | In stock | | 50 M / Yes / Yes | 385.00 GBP | In stock | ## Images - 3G - 500m2 (Oi/Algar) Cell Phone Signal Booster - 3G - 500m2 (Oi/Algar) Cell Phone Signal Booster - 3G - 500m2 (Oi/Algar) Cell Phone Signal Booster - 3G - 500m2 (Oi/Algar) Cell Phone Signal Booster - 3G - 500m2 (Oi/Algar) Cell Phone Signal Booster - 3G - 500m2 (Oi/Algar) Cell Phone Signal Booster - 3G - 500m2 (Oi/Algar) Cell Phone Signal Booster - 3G - 500m2 (Oi/Algar) Cell Phone Signal Booster - 3G - 500m2 (Oi/Algar) Cell Phone Signal Booster --- > Source: [B4U](https://www.ukmobilebooster.com/products/br-w500-mobile-booster) > Updated: 2026-09-02