# Calls - 250m2 (Kyivstar/Vodafone/Lifecell/TriMob) Mobile Phone Signal Booster ##### **Enhanced Call Clarity** Experience crystal-clear voice calls without interruptions. Our mobile phone signal booster significantly enhances the quality of your calls, ensuring every conversation is heard clearly. Boost communication effortlessly with improved reception, leaving missed calls in the past. ##### **Wide Coverage Area** The Calls - 250m2 booster effectively spreads your mobile signal across a substantial indoor area of up to 250 square meters. Ideal for homes, cafes, and clubs, it guarantees connectivity in every corner, allowing everyone to enjoy a strong signal. ##### **Universal Carrier Compatibility** Compatible with major networks in Ukraine, including Kyivstar, Vodafone, Lifecell, and TriMob, this booster adapts seamlessly to different frequencies. No matter your provider, enjoy uninterrupted voice calls and text messaging for all users. ##### **Simple Installation Process** Installation is a breeze with our all-inclusive kit. With our straightforward setup guide, you can have your booster up and running in no time. Just place the external antenna in an area with good signal, connect the cables, and enjoy enhanced coverage! ##### **Upgrade Options Available** Customize your signal booster with various upgrade options, including longer cables and a higher gain external aerial for improved performance. Tailor your system to fit your specific needs and ensure optimal signal strength for your environment. ##### **Protective Surge Features** Safeguard your investment with our optional lightning surge protector. This feature is designed to protect your booster's equipment from high-amperage surges caused by lightning strikes, ensuring consistent and reliable performance year-round. It boost **Calls** signal on 900MHz frequency, the frequency used in **Ukraine** used by mobile networks to deliver their mobile services: 2G (also known as GSM). It work on 900Mhz (Band 8) frequency for improving Kyivstar, Vodafone, Lifecell and TriMob mobile carrier networks **Voice Calls & Text** signal. The booster is the best suitable for medium size, boost indoor signal coverage up to **250 m2**, perfect for home, cafes, restaurants, pubs, clubs and more. * * * **Clear Voice** No Miss Important Calls **Send/Receive SMS** SMS Text Messages Quickly **Signal Wider Coverage** Reception Up to 250 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 \[Voice Calls & Text\] (Band 8) Country Ukraine **Boost All On** Kyivstar (2G) Vodafone (2G) Lifecell (2G) TriMob (2G) Users Supporting 25 Simultaneously Band Single Band 8 Frequency 900MHz Gain(dB) Uplink Gp≥50; Downlink Gp≥55 Up-link 890~915 MHz Down-link 935~960 MHz Export Power(Po) ≥10dBm 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 **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 mobile phone signal booster? - A mobile phone signal booster is a device that helps improve the strength and quality of your phone's signal. If you notice weak reception or dropped calls, this gadget can help amplify the signal, making it clearer for calls and texts. 2. How does the Calls - 250m2 signal booster work? - This signal booster works by capturing the existing mobile signal from outside your building and amplifying it inside, providing better call quality and text messaging capabilities. It is designed to boost signal coverage for up to 250 square meters. 3. Which mobile carriers can this booster help? - This booster supports major mobile networks in Ukraine, including Kyivstar, Vodafone, Lifecell, and TriMob. It specifically amplifies 2G signals, which is primarily used for voice calls and text messages. 4. Do I need to have an existing signal for the booster to work? - Yes, the booster can only amplify signals that are already present outside. If there is no signal outside, the booster will not work effectively. It needs a weak signal to strengthen. 5. Is it easy to install the signal booster? - Yes, the signal booster comes with all the necessary components and is designed for easy installation. Following simple steps, you can set it up without needing professional help. 6. What if I need longer cables for installation? - If the standard 10-meter cable is not long enough for your setup, you have the option to upgrade to longer cables to ensure proper connection and coverage. 7. Can this booster improve signal strength in large areas? - This specific model boosts signals for areas up to 250 square meters. If you need coverage for a larger area, you might want to consider different models that support greater distances. 8. What is the frequency range of this booster? - The Calls - 250m2 signal booster operates mainly at a frequency of 900MHz, which is used for the 2G network to enhance both voice calls and text messages. 9. Will this booster help with internet signals? - No, this particular model is designed solely for improving voice call and text messaging signals on 2G networks. If you need to boost mobile internet signals, you would need a different type of booster. 10. What kind of support can I get if I have questions? - If you have any questions or need help, you can visit the support section on our website. We have resources like FAQs, a Quick Start Guide, and customer service to assist you with any issues. TAGES: mobile phone signal booster, Kyivstar signal booster, Vodafone signal booster, Lifecell signal booster, TriMob signal booster, 250m2 coverage, improve mobile signal, 900MHz frequency ## Details - **Price:** 110.0 GBP - 230.0 GBP - **Vendor:** UKMobileBooster.com - **Type:** Ukraine - **Tags:** application Voice Calls, coverage up to 250 sq metres, has_stock_countdown, provider Kyivstar, provider Lifecell, provider TriMob, provider Vodafone (MTS), ua ua ## Variants | Variant | Price | Available | |---------|-------|-----------| | No / No / No | 110.00 GBP | In stock | | No / No / Yes | 125.00 GBP | In stock | | No / Yes / No | 160.00 GBP | In stock | | No / Yes / Yes | 180.00 GBP | In stock | | 20 M / No / No | 130.00 GBP | In stock | | 20 M / No / Yes | 150.00 GBP | In stock | | 20 M / Yes / No | 180.00 GBP | In stock | | 20 M / Yes / Yes | 200.00 GBP | In stock | | 30 M / No / No | 140.00 GBP | In stock | | 30 M / No / Yes | 160.00 GBP | In stock | | 30 M / Yes / No | 190.00 GBP | In stock | | 30 M / Yes / Yes | 210.00 GBP | In stock | | 40 M / No / No | 150.00 GBP | In stock | | 40 M / No / Yes | 170.00 GBP | In stock | | 40 M / Yes / No | 200.00 GBP | In stock | | 40 M / Yes / Yes | 220.00 GBP | In stock | | 50 M / No / No | 160.00 GBP | In stock | | 50 M / No / Yes | 180.00 GBP | In stock | | 50 M / Yes / No | 210.00 GBP | In stock | | 50 M / Yes / Yes | 230.00 GBP | In stock | ## Images - Calls - 250m2 (Kyivstar/Vodafone/Lifecell/TriMob) Mobile Phone Signal Booster - Calls - 250m2 (Kyivstar/Vodafone/Lifecell/TriMob) Mobile Phone Signal Booster - Calls - 250m2 (Kyivstar/Vodafone/Lifecell/TriMob) Mobile Phone Signal Booster - Calls - 250m2 (Kyivstar/Vodafone/Lifecell/TriMob) Mobile Phone Signal Booster - Calls - 250m2 (Kyivstar/Vodafone/Lifecell/TriMob) Mobile Phone Signal Booster - Calls - 250m2 (Kyivstar/Vodafone/Lifecell/TriMob) Mobile Phone Signal Booster - Calls - 250m2 (Kyivstar/Vodafone/Lifecell/TriMob) Mobile Phone Signal Booster - Calls - 250m2 (Kyivstar/Vodafone/Lifecell/TriMob) Mobile Phone Signal Booster - Calls - 250m2 (Kyivstar/Vodafone/Lifecell/TriMob) Mobile Phone Signal Booster --- > Source: [B4U](https://www.ukmobilebooster.com/products/ua-g250-mobile-booster) > Updated: 2026-09-02