--- product_id: 19314711 title: "Dual band 55db gain GSM/3G 900MHz 2100MHz Cell Phone Mobile Signal Booster Amplifier Repeater Full Kit For Home Or Office -With Indoor Omni-directional And Outdoor Directional Antennas" brand: "uzone international" price: "€ 667.22" currency: EUR in_stock: false category: "Wireless Phone Accessory" url: https://www.desertcart.hr/products/19314711-dual-band-55db-gain-gsm-3g-900mhz-2100mhz-cell-phone store_origin: HR region: Croatia --- # Dual band 55db gain GSM/3G 900MHz 2100MHz Cell Phone Mobile Signal Booster Amplifier Repeater Full Kit For Home Or Office -With Indoor Omni-directional And Outdoor Directional Antennas **Brand:** uzone international **Price:** € 667.22 **Availability:** ❌ Out of Stock ## Quick Answers - **What is this?** Dual band 55db gain GSM/3G 900MHz 2100MHz Cell Phone Mobile Signal Booster Amplifier Repeater Full Kit For Home Or Office -With Indoor Omni-directional And Outdoor Directional Antennas by uzone international - **How much does it cost?** € 667.22 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/19314711-dual-band-55db-gain-gsm-3g-900mhz-2100mhz-cell-phone) ## Best For - uzone international enthusiasts ## Why This Product - Trusted uzone international brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Description Note: This booster CAN NOT work in the USA.If you DO NOT know how to choose a booster, please contact with us. Introduction: The booster kit includes an booster, an indoor antenna and an outdoor antenna, the outdoor antenna can pick up good mobile signal from outside of your house, and send the signal through coaxial cable to the booster, the booster can amplify the signal, then the amplified signal is sent to the indoor antenna, the indoor antenna can transmit the signal into your house, so you can enjoy clearer phone call or faster mobile date inside your house. Installation Steps: 1. Mount the Outdoor Antenna. Choose a location for the Outdoor Antenna using your cell phone to determine the area of strongest signal. 2. Place the Phonetone Base Unit where you want to create a Cell Zone. For the widest possible signal area, position the Base Unit near the middle of a room. 3. Connect the Indoor Antenna to the Base Unit and place it where you need signal. 4. Run the provided coaxial cable between the Base Unit and Outdoor Antenna. 5. Connect the Phonetone Base Unit to the provided power supply and plug into a power outlet. Package: 1. 1 * Booster 2. 1 * Power Adapter 3. 1 * Mounting Screw Kit 4. 1 * English User Manual 5. 1 * Indoor Antenna 6. 1 * Outdoor Antenna Preparing to Buy a Booster: 1. Check your frequency, because different Phone Providers operate on different frequencies and the booster can only work on correct frequency.For more detail, refer to www.unlockonline.com/mobilenetworks.php 2. Make sure that you can place calls on the outside of your home, in the attic, at roof level or wherever you plan to place the Outdoor Antenna. Phonetone can only bring signal into your home when signal reaches the Outdoor Antenna. If there is no signal, the Phonetone will not work for you. ## Features - Frequency Range :890--915MHz /1920--1980MHz, 935--960MHz /2110--2170MHz - Standard Supported : CDMA, WCDMA, GSM, EDGE, TDMA and AMPS etc. - Max. Gain (dB) :55dB - I/O Port : N-Female on both ends - Power Supply : AC 100-240V AC/DC 9V 2A ## Images ![Dual band 55db gain GSM/3G 900MHz 2100MHz Cell Phone Mobile Signal Booster Amplifier Repeater Full Kit For Home Or Office -With Indoor Omni-directional And Outdoor Directional Antennas - Image 1](http://ecx.images-amazon.com/images/I/41bqmwYmPQL.jpg) ![Dual band 55db gain GSM/3G 900MHz 2100MHz Cell Phone Mobile Signal Booster Amplifier Repeater Full Kit For Home Or Office -With Indoor Omni-directional And Outdoor Directional Antennas - Image 2](http://ecx.images-amazon.com/images/I/41cXhlxVPkL.jpg) ![Dual band 55db gain GSM/3G 900MHz 2100MHz Cell Phone Mobile Signal Booster Amplifier Repeater Full Kit For Home Or Office -With Indoor Omni-directional And Outdoor Directional Antennas - Image 3](http://ecx.images-amazon.com/images/I/41Toq-ZWqPL.jpg) ![Dual band 55db gain GSM/3G 900MHz 2100MHz Cell Phone Mobile Signal Booster Amplifier Repeater Full Kit For Home Or Office -With Indoor Omni-directional And Outdoor Directional Antennas - Image 4](http://ecx.images-amazon.com/images/I/319HOHcfsBL.jpg) ![Dual band 55db gain GSM/3G 900MHz 2100MHz Cell Phone Mobile Signal Booster Amplifier Repeater Full Kit For Home Or Office -With Indoor Omni-directional And Outdoor Directional Antennas - Image 5](http://ecx.images-amazon.com/images/I/41EiMcc5-XL.jpg) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.hr/products/19314711-dual-band-55db-gain-gsm-3g-900mhz-2100mhz-cell-phone](https://www.desertcart.hr/products/19314711-dual-band-55db-gain-gsm-3g-900mhz-2100mhz-cell-phone) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-07-17*