Verizon Wireless 4G & 5G LTE Network Extender ASK-SFE116 Cell Phone Signal Booster
Quick take
The Verizon ASK-SFE116 is an indoor network extender that uses your existing broadband connection to help create a stronger Verizon cellular coverage area for calls and mobile data. It’s designed for larger spaces, but it depends on proper placement and Verizon-specific compatibility. Some buyers also report that it functions like an LTE booster in everyday use, even though it’s marketed for “4G & 5G LTE.”
Pros and cons
Pros
- Built for Verizon customers, using your broadband to power the extender’s coverage indoors.
- Supports multiple Verizon 4G/5G LTE frequencies, including Band 13 (700 MHz).
- Includes automatic gain control to help optimize signal strength.
- Compact design intended to cover up to 7,500 sq. ft.
- Review reports commonly mention faster, more reliable call behavior and fewer dropped calls after setup.
Cons
- Real-world “5G” expectations may not match the marketing, with at least some buyers describing it as effectively LTE-only for broadcasting.
- Placement requirements matter, including needing a nearby location with connectivity and access to a clear-sky antenna setup area.
- If your internet connection is down, cellular service through the extender may also be affected.
- Buyer-review evidence is mixed, including cases where the unit was difficult to get working on Verizon in particular setups.
What buyers think
Buyer-review evidence is mixed, but there are clear themes. Several buyers report major improvement in in-home reception, including fewer missed calls and less dropped-call behavior after installation. Installation experience is often described as straightforward and relatively quick, though this can depend on finding an appropriate location. On the other hand, there is also meaningful uncertainty about how the extender behaves when it comes to “5G” expectations, with at least some shoppers saying it effectively boosts LTE coverage even though it’s marketed for 4G and “5G LTE.” A smaller set of reviews describes trouble connecting to Verizon or getting the device functional after troubleshooting, suggesting compatibility and setup details can be critical.
How the ASK-SFE116 works (and why that matters)
This extender is intended for Verizon customers and is meant to improve indoor coverage by creating a dedicated Verizon cellular signal area in your home or office. Rather than simply amplifying whatever signal comes from outside, it relies on your existing broadband internet connection to help power the indoor coverage. That design can be great for reducing dead zones, but it also means your setup location and your network stability can influence how consistently it performs.
Range and coverage, based on the device design
The ASK-SFE116 is designed to cover up to 7,500 sq. ft. That makes it a reasonable option for larger homes, basements, garages, offices, or rural buildings where outdoor Verizon reception is weaker. In practice, maximum coverage will still depend on your building layout, wall materials, and the placement that best supports the extender’s installation requirements.
Frequency support: what you should understand before buying
The extender supports Band 13 (700 MHz) and other Verizon 4G/5G LTE frequencies. It’s also marketed for use with devices on Verizon’s network. If your goal is to reduce dropped calls and improve mobile data performance indoors, matching your carrier and expectations for how LTE and “5G LTE” are delivered in your area is important.
Pros and cons for real buyers
Best for
- Verizon customers with weak indoor reception who want a stronger calling and data zone indoors.
- People who have (or can set up) a location with reliable broadband access where the extender can be installed.
- Households and small offices that want coverage across multiple rooms, including larger spaces.
Who should avoid it
- Shoppers looking for a simple “plug it in and it boosts whatever signal is outside” solution, especially if you expect it to work independently of internet availability.
- Anyone who needs a guaranteed, fully “5G” experience in all scenarios. Buyer reports suggest LTE-style behavior may be closer to what you get day to day.
- Buyers unwilling to deal with placement and connectivity considerations, since setup location seems to be a recurring factor in whether the experience goes smoothly.
Installation and daily use considerations
Reviewers commonly describe setup as manageable and relatively quick. Still, the extender requires you to think about where it will be placed, and some buyers mention needing a nearby location with a clear-sky view for the GPS/satellite antenna used for emergency calls. Plan your install around that physical requirement, plus the need for connection to your broadband network.
Is the Verizon ASK-SFE116 worth it?
If you are on Verizon and your biggest problem is that your phone coverage inside your home is unreliable, the ASK-SFE116 can be a practical way to extend usable connectivity across a wide indoor area. The key tradeoff is that the extender is not “universal signal amplification.” It is a Verizon-specific indoor solution that depends on proper placement and your broadband connection, and some buyers question how closely its “5G” marketing matches what they observe.
If you want a short decision rule: choose it if you have Verizon, weak indoor reception, and you can set it up in the right location. Consider alternatives only if you need broader carrier compatibility, simpler placement, or you expect a clearly distinct “5G” experience independent of LTE behavior.
What to look for in alternatives
If you’re comparing signal boosters, focus on three things: carrier compatibility, how the device obtains the outside signal (or whether it relies on internet connectivity like this one), and coverage claims versus your building layout. Also check whether the system is meant for indoor use only and whether emergency call antenna requirements apply, since those practical constraints can affect whether a booster is worth the effort.
Price and availability
Pricing can vary, but this model is positioned as a mid-to-higher cost indoor extender. Availability may be limited (for example, it may occasionally show low stock). Check the current price and delivery details before ordering.
FAQ
Does the ASK-SFE116 work for Verizon service only?
It’s designed for Verizon customers and Verizon cellular coverage. If you’re on a different carrier, you should not assume compatibility.
Will it boost both voice and mobile data?
Yes, the extender is intended to improve indoor cellular signal for both calls and mobile data, since it creates a dedicated Verizon coverage area inside your space.
How much indoor coverage does it provide?
It’s designed for up to 7,500 sq. ft. Coverage in your home will still depend on layout and where you install it.
Is it really “5G,” or is it mainly LTE?
Marketing emphasizes “4G & 5G LTE,” but buyer feedback includes concerns that it behaves more like an LTE-focused extender for everyday coverage. If your goal is a distinct 5G experience, it’s smart to set expectations accordingly and verify how your Verizon area delivers “5G LTE” functionality.
Do I need an internet connection for it to work?
The extender is built to use your existing broadband service to provide the indoor coverage. If your internet is down, performance through the extender may be impacted.
Is installation complicated?
Many buyers describe installation as straightforward and relatively quick, but success can depend on placing the unit in the right location, including considerations around antenna placement for emergency calling.
Specifications
| Product Title | Verizon Wireless 4G & 5G LTE Network Extender ASK-SFE116 Cell Phone Signal Booster |
|---|---|
| Category | Cell Phones & Accessories > Accessories > Signal Boosters |
| Brand | Verizon |
| Manufacturer | Verizon |
| Color | Black |
| Item Weight | 3.3 Pounds |
| Wireless Compability | 802.11ac |
| Special Features | Automatically selects optimal LTE band and supports up to 16 devices with low transmission power |
| Compatible Devices | Smartphone |
| Frequency Bands Supported | Multiple (Verizon 4G & 5G LTE frequencies) |
| Range | Feet |
| Smart Home Compatibility | Not Smart Home Compatible |
| UPC | 643944306748 |
| Unit Count | 1.0 Count |
| Wireless Communication Standard | 802.11ac |
| Special Feature | Automatically selects optimal LTE band and supports up to 16 devices with low transmission power |
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