# Calls - 1000m2 (Telkomsel/Indosat/XL Axiata) Mobile Signal Booster ##### **Enhanced Call Quality** Experience crystal-clear voice calls with the Calls - 1000m2 Mobile Signal Booster. Designed to amplify signals for Telkomsel, Indosat, and XL Axiata networks, it ensures you never miss an important call again—enjoy uninterrupted conversations wherever you are. ##### **Impressive Coverage Area** Transform your environment with boosted signal coverage up to 1,000 square meters! Perfectly suited for homes, offices, or large venues, this device provides extensive indoor reception, enabling seamless communication in even the largest spaces. ##### **Fast SMS Sending and Receiving** Send and receive SMS text messages effortlessly with the improved signal strength. Whether for personal use or business communications, you can count on this booster to deliver your messages quickly and reliably, ensuring you're always connected. ##### **Complete Installation Kit** Get everything you need for a hassle-free installation! The kit comes with an external aerial, cables, booster base unit, internal aerial, and a power adapter—all bundled at one price, so you won’t have to shop around for additional accessories. ##### **User-Friendly Setup Process** Installing the Calls - 1000m2 booster is straightforward and user-friendly. Follow our easy-to-understand step-by-step guide to get your system up and running quickly, no technical skills required! ##### **Robust and Durable Design** Built to last, this mobile signal booster is designed for superior performance and longevity. With high-quality materials and construction, it withstands the test of time, ensuring reliable service under various conditions. It boost **Calls** signal on 900MHz frequency, the frequency used in **Indonesia** used by mobile networks to deliver their mobile services: 2G (also known as GSM). It work on 900Mhz (Band 8) frequency for improving Telkomsel, Indosat and XL Axiata mobile carrier networks **Voice Calls & Text** signal. The booster is a high-performance booster and boost indoor signal coverage up to **1,000 m2**, great for large house, offices, hotel, warehouse and more. * * * **Clear Voice** No Miss Important Calls **Send/Receive SMS** SMS Text Messages Quickly **Signal Wider Coverage** Reception Up to 1,000 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 Indonesia **Boost All On** Telkomsel (2G) Indosat (2G) XL Axiata (2G) Users Supporting 100 Simultaneously Band Single Band 8 Frequency 900MHz Gain(dB) Uplink Gp≥70; Downlink Gp≥75 Up-link 890~915 MHz Down-link 935~960 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 **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 4 Indoor Antennas](https://cdn.shopifycdn.net/s/files/1/0488/4129/3976/files/Expand-Cell-Coverage-with-4-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 does the Calls - 1000m2 mobile signal booster do? - The Calls - 1000m2 mobile signal booster helps improve mobile phone signal for voice calls and text messages. It specifically enhances signals on the 900MHz frequency, which is commonly used by Telkomsel, Indosat, and XL Axiata in Indonesia. This means you can make clearer calls and send texts without interruptions. 2. How much area does the booster cover? - The signal booster covers an area of up to 1,000 square meters. This makes it great for large spaces like homes, offices, hotels, or warehouses where you need better mobile signal strength. 3. Can it help if there is no signal outside? - No, the signal booster can only amplify existing signals. If there is no signal available outside, the booster will not work. It needs at least a weak signal from outside to enhance it for indoor use. 4. Is it easy to install? - Yes, the installation is pretty easy! The kit comes with everything you need, including antennas and cables. You just need to find a good spot for the outside antenna where there is some signal, then connect it to the booster inside your building. 5. What types of phones can use this booster? - This booster works with any mobile phone that operates on the 900MHz frequency band, which includes many common models used in Indonesia for calls and texts. 6. Do I need to upgrade any parts for better performance? - You may want to consider upgrading to a higher gain antenna for better performance if you have a very weak signal outside or if your phone shows only 1 or 2 signal bars. This can improve the effectiveness of the booster. 7. What comes in the signal booster kit? - The kit includes everything required for installation: a booster unit, an outdoor antenna, an indoor antenna, a power adapter, and a 10-meter outdoor cable. It's all included in one price to ensure you have all the parts needed. 8. What happens if there is a lightning storm? - If there is a lightning storm, you might want to consider using a surge protector. This optional device helps protect your equipment from damage due to lightning strikes, keeping your signal booster safe. 9. Can multiple devices use the booster at the same time? - Yes! The booster can support up to 100 devices simultaneously. This means you and your family or coworkers can all use your phones together without worrying about losing signal. 10. Is this product only for Indonesia? - Yes, this signal booster is specifically designed for use in Indonesia, and it works best with Telkomsel, Indosat, and XL Axiata mobile networks. TAGES: mobile signal booster, 1000m2 coverage, Telkomsel, Indosat, XL Axiata, 900MHz frequency, voice call booster, SMS signal enhancement ## Details - **Price:** 505.91 GBP - 625.91 GBP - **Vendor:** UKMobileBooster.com - **Type:** Indonesia - **Tags:** application Voice Calls, coverage up to 1000 sq metres, id id, provider Indosat, provider Telkomsel, provider XL Axiata ## Variants | Variant | Price | Available | |---------|-------|-----------| | No / No / No | 505.91 GBP | In stock | | No / No / Yes | 525.91 GBP | In stock | | No / Yes / No | 555.91 GBP | In stock | | No / Yes / Yes | 575.91 GBP | In stock | | 20 M / No / No | 525.91 GBP | In stock | | 20 M / No / Yes | 545.91 GBP | In stock | | 20 M / Yes / No | 575.91 GBP | In stock | | 20 M / Yes / Yes | 595.91 GBP | In stock | | 30 M / No / No | 535.91 GBP | In stock | | 30 M / No / Yes | 555.91 GBP | In stock | | 30 M / Yes / No | 585.91 GBP | In stock | | 30 M / Yes / Yes | 605.91 GBP | In stock | | 40 M / No / No | 545.91 GBP | In stock | | 40 M / No / Yes | 565.91 GBP | In stock | | 40 M / Yes / No | 595.91 GBP | In stock | | 40 M / Yes / Yes | 615.91 GBP | In stock | | 50 M / No / No | 555.91 GBP | In stock | | 50 M / No / Yes | 575.91 GBP | In stock | | 50 M / Yes / No | 605.91 GBP | In stock | | 50 M / Yes / Yes | 625.91 GBP | In stock | ## Images - Calls - 1000m2 (Telkomsel/Indosat/XL Axiata) Mobile Signal Booster - Calls - 1000m2 (Telkomsel/Indosat/XL Axiata) Mobile Signal Booster - Calls - 1000m2 (Telkomsel/Indosat/XL Axiata) Mobile Signal Booster - Calls - 1000m2 (Telkomsel/Indosat/XL Axiata) Mobile Signal Booster - Calls - 1000m2 (Telkomsel/Indosat/XL Axiata) Mobile Signal Booster - Calls - 1000m2 (Telkomsel/Indosat/XL Axiata) Mobile Signal Booster - Calls - 1000m2 (Telkomsel/Indosat/XL Axiata) Mobile Signal Booster - Calls - 1000m2 (Telkomsel/Indosat/XL Axiata) Mobile Signal Booster --- > Source: [B4U](https://www.ukmobilebooster.com/products/id-g1000-mobile-booster) > Updated: 2026-09-02