Tri-Band Signal Booster, Cell Phone Signal Booster Signal Amplifier, 2G/3G/4G - Mobile Amplifier Repeater for Home with Adapter Coverage Area Up to 200㎡/2152.8ft²

★★★★★ 4.6 77 reviews

$103.50
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$103.50
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Management number 228222843 Release Date 2026/05/31 List Price $41.40 Model Number 228222843
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Description: This mobile phone signal booster set is specifically designed to improve indoor signal quality. It utilizes advanced signal processing technology to effectively capture and amplify weak base station signals, delivering a stable and clear communication experience. Whether you are at home, in a store, or in an office conducting business activities, it can significantly enhance signal strength, reduce call interruptions and disconnections, saving you valuable time and improving your or your employees' work efficiency. Specification Mount Type: Ceiling Mounted, Roof Installation, Wall Mounted Installation Required: Yes Style: Modern Color: Black, White Material: Metal Power Source: Corded Electric Plug Type: US Standard Input Voltage: 100-240VAC, 50/60Hz Output Voltage: 12V 2A Communication Standards: Radio Frequency Frequency Band Class: Tri-Band Screen Type: LCD GSM Band: 900 MHz 4G Band: 1800 MHz 3G Band: 2100 MHz Indoor Antenna Frequency: 806-960/1710-2700 MHz Indoor Antenna Gain: 8 dBi Outdoor Antenna Frequency: 698-960/1710-2700 MHz Outdoor Antenna Gain: 12 dBi Output Power Gain: 15-20 dB VSWR: ≤2.0 Impedance: 50 Ohms Port: N-type Coverage Area: 150-200 m²/1,614.6-2,152.8 ft² Indoor Antenna Cable Length: 3 m/9.84 ft Cable Length: 15 m/49.21 ft Signal Booster Size: 21*16*2cm/8.27*6.30*0.79in Package Size: 35*23*19cm/13.78*9.06*7.48in Gross Weight: 2.6kg/5.73lbs Net Weight: 2.4kg/5.29lbs Package Included 1*Outdoor Antenna 1*Indoor Antenna 1*Cable 1*Signal Booster 1*Power Plug 1*English Manual Other Mounting Accessories Notes 1. Please check the style and size before purchasing. 2. Please read the instruction manual completely before installation and use, and pay particular attention to the safety instructions included. 3. Please test your cell phone's frequency band before purchase to make sure your cell phone network frequency is compatible with this signal booster. 4. The outdoor antenna should be kept more than 22.97ft away from the signal booster. The outdoor antenna should be pointed at the place where the signal is strongest. 5. Please tighten the feeder cable and connector to minimize the attenuation of signal transmission. 6. If there are tall trees within 100 feet around your house, and you can't find a stable signal above 3 bars, the outdoor antenna needs to be erected 60%(at least) to 80%(best) of the tree height. Do not exceed the trees. 7. The coverage area range depends on the outdoor signal level. Please make sure there is at least a 3/4 bar signal outside your home. 8. Please allow the slight color difference caused by the shooting light and 1-3cm error due to manual measurement and make sure you do not mind before ordering.

  • 【Stable and Durable】: This cell phone booster is made of high-class metal, which is stable, durable, and not easily damaged, providing better protection for internal components and extending the product's service life.
  • 【Signal Enhancement】: Cell phone signal booster is effectively used to enhance the signal strength of mobile phones, improve the call quality and data transmission rate of mobile phones in areas with weak signals.
  • 【Wide Coverage Area】: With a signal gain of 8dBi indoor antenna, the signal coverage area can reach 1,614.6 to 2,152.8 square feet, expanding the basic signal coverage range. This allows users within the signal booster's coverage area to enjoy fewer call interruptions, better voice quality, and faster data speeds.
  • 【Wide Compatibility】: This device supports specific frequency bands for GSM, 4G, and 3G networks (GSM: 900MHz band, 4G: 1800MHz band, 3G: 210MHz band), while optimizing their signal quality, making it particularly suitable for scenarios with insufficient signal coverage or requiring multi network support.
  • 【Easy to Use】: When the indoor antenna receives a weak signal from a mobile phone or data card, this mobile signa amplifier repeater amplifies the signal and transmits it via a cable to the outdoor antenna, which then sends it to the base station. The stronger the outdoor signal, the wider the coverage area of the indoor antenna. You do not need to register the serial number with the operator; simply install it and start using it!
ASIN B0GZMJ1GMG
Brand DUIBAII
Color Black, white
Manufacturer DUIBAII
Model Number Tri-Band Signal Booster
BuiltIn Media 1*Outdoor Antenna,1*Indoor Antenna,1*Cable,1*Signal Booster, 1*Power Plug,1*English Manual
Mfr Part Number Cell Phone Signal Booster
Warranty Description 1 year

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