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Spectrum Mobile Cell Phone Signal Boosters 5G + LTE + 4G + 3G

Do you experience dropped calls or choppy, incoherent conversations on your Spectrum Mobile cell phone within your home, office, or in car, truck and RV? Spectrum Mobile cellphone coverage's very good - However, housing materials such as concrete, metal, low emissivity or tinted glass windows, etc. block cellular signals and prevent good wireless reception indoors in homes/ offices and outdoors in cars/ trucks/ RVs.

Signal Boosters for Spectrum Mobile & Installation by Certified Installers.

Spectrum Mobile Signal Booster

Signal Boosters for Spectrum Mobile & Installation by Certified Installers.

  • Signal boosters listed below boost signal for all Spectrum Mobile cellular phones.
  • Strengthened cell signals reduce dropped calls, speed Internet.
  • Improve reception in home & car after Spectrum Mobile service booster installation.
  • Installing signal booster is easy with instructions for 3G, 4G, LTE, 5G network.
  • Available for vehicles or in-home residential & in-building commercial installations.
  • Experienced signal booster installer available to install at an affordable cost.
  • No monthly fees nor contracts. Only one-time signal amplifier kit purchase.
  • Free trial - 60 days total satisfaction money-back guarantee for all wireless signal boosting kits listed below.

Spectrum Mobile 3G, 4G, 5G Frequencies and Bands.

3G Frequencies (phased out) 4G / 5G DSS, 5G Frequencies
850 MHz Cellular, Band 5 (CDMA2000).
1900 MHz PCS, Band 1 (1xRTT/ 1xAdvanced/ EVDO/ eHRPD).
LTE / 5G (DSS) Bands: 2, 4, 13.
5G Bands: n261 (28 GHz), n260 (39 GHz).

After purchase, register Spectrum Mobile signal amplifier by submitting following information via email to them: 1) Customer name and #. 2) Make, model, and serial # of the cellular amplifier purchased. 3) Address where the cell amplifier kit will be installed (if vehicle, then an address where it will be normally parked overnight). 4) Date of initial operation. You may read more details at FCC website. All of the following cell signal amplifiers are FCC certified and tested to improve wireless reception in homes or buildings, cars, trucks, boats, recreational vehicles (RVs), etc. on Spectrum-Mobile network. Try one risk-free to see how much it helps you to minimize dropped calls, missed calls, stuck or late text messages, and slow mobile internet due to weak reception. As long as there is some minimal cellular signal outside the home / building or vehicle, you will definitely experience remarkable cell signal amplification inside your home, office, or car.

Scroll down to browse & buy home/ office/ building or vehicle signal boosters for Spectrum Mobile cellphones, or call for FREE consultation:


If you need installation service by professional signal booster installers, submit quote request for installation service to get started.