--- product_id: 23826938 title: "TDicallTM ALC 2G 3G 4G CDMA GSM UMTS LTE 850MHz Cell Phone Signal Booster Mobile Repeater for Home and Office" brand: "tdicall" price: "500.74 DT" currency: TND in_stock: false category: "Wireless Phone Accessory" url: https://www.desertcart.tn/products/23826938-tdicalltm-alc-2g-3g-4g-cdma-gsm-umts-lte-850mhz store_origin: TN region: Tunisia --- # TDicallTM ALC 2G 3G 4G CDMA GSM UMTS LTE 850MHz Cell Phone Signal Booster Mobile Repeater for Home and Office **Brand:** tdicall **Price:** 500.74 DT **Availability:** ❌ Out of Stock ## Quick Answers - **What is this?** TDicallTM ALC 2G 3G 4G CDMA GSM UMTS LTE 850MHz Cell Phone Signal Booster Mobile Repeater for Home and Office by tdicall - **How much does it cost?** 500.74 DT with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/23826938-tdicalltm-alc-2g-3g-4g-cdma-gsm-umts-lte-850mhz) ## Best For - tdicall enthusiasts ## Why This Product - Trusted tdicall brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Description Please contact me to make sure your signal frequency if you are not 100% sure the frequency of your cell phone signal in your place is 850MHz. Otherwise, this item won't work for you if your signal frequency is not 850MHz.Spectrum: 824-849MHz (Uplink), 869-894MHz (Downlink) Max. Output Power: 23dBm Max. Gain: 75dB Booster Port: SMA Female Impedance: 50 ohms Input: AC 100V - 240V, 50Hz - 60Hz Output: DC 5V Working Temperature: -15℃～55℃ Package includes:1x 850MHz Signal Booster w/ power supply 2x SMA male to N female connectors (free gift) Installation Guide: 1.Check and find a place where your cell phone can receive the best signal outside your house, usually on the roof, or similiar high places, then fix the outdoor antenna there. (The outdoor antenna should not be higher than the lightning rod on top of the building.) 2.Fix the repeater device somewhere inside the house, the repeater should be fixed in a place where is near from the power socket, and have good ventilation.3. Runs the cable on the outdoor antenna into the house, and connect the antenna cable connector on the OUTDOOR port of the repeater tightly.4.Tightly connect the indoor antenna on the INDOOR port of the repeater.5.Turn on the power of the repeater. Attention: 1. The distance between the outdoor and indoor antenna should be above 7 or 8 meters. And there should be thick obsticles like walls between them. 2. The repeater must work with outdoor and indoor antennas. Anyway, this listing does not have any antennas and cables. The buyers need to use their own, or buy the antennas and cables separately. ## Features - High Gain 75dB, solve your poor signal reception problem in your house and office. - Works with all 850mhz networks (Band 5. uplink: 824-849MHz, downlink: 869-894MHz) of AT&T, Verizon, Alltel, Rogers, Bell, Telus, MTS, Telcel, Movistar, Iusacell, etc. in US, Canada, and Mexico. Note: Almost all carriers provide their services on different frequencies, even one certain service is running on different frequencies in different areas, so for avoiding any wrong purchase, please contact us to make sure whether your signal frequency is 850mhz. - Quality ALC function enables this item to work well with all 2G, 3G 850MHz (Band 5) data service and voice service, for 4G LTE FDD 850MHz (Band 5) networks, it only improves the voice service. - When the input is good (outdoor signal is good), this 75dB repeater can drive 3 to 4 indoor ceiling antennas to cover max. 5,500 to 6,500 sq. ft. If the outdoor signal is not good, it is not recommended to install multiple indoor antennas. - Many carriers run their specific service on different frequencies, for example running their 3G service on 850mhz and 1900mhz, it is important to make sure your house or office is within your carrier's 850mhz coverage if you buy this 850mhz repeater. Please contact us to help you to make sure your signal frequency if you are not 100% sure about your signal frequency. ## Images ![TDicallTM ALC 2G 3G 4G CDMA GSM UMTS LTE 850MHz Cell Phone Signal Booster Mobile Repeater for Home and Office - Image 1](http://ecx.images-amazon.com/images/I/41g8tUcyAuL.jpg) ![TDicallTM ALC 2G 3G 4G CDMA GSM UMTS LTE 850MHz Cell Phone Signal Booster Mobile Repeater for Home and Office - Image 2](http://ecx.images-amazon.com/images/I/41KfjwihggL.jpg) ![TDicallTM ALC 2G 3G 4G CDMA GSM UMTS LTE 850MHz Cell Phone Signal Booster Mobile Repeater for Home and Office - Image 3](http://ecx.images-amazon.com/images/I/41TeLDTk8%2BL.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.tn/products/23826938-tdicalltm-alc-2g-3g-4g-cdma-gsm-umts-lte-850mhz](https://www.desertcart.tn/products/23826938-tdicalltm-alc-2g-3g-4g-cdma-gsm-umts-lte-850mhz) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-10-02*