Wilson
Wilson 811211 SIGNALBOOST Dual-Band Mobile Signal Booster Kit
Enhance your mobile signal with the Wilson 811211 SIGNALBOOST Dual-Band Mobile Signal Booster Kit. Designed for vehicle use, this kit boosts voice calls and 3G data signals on the 800 MHz and 1900 MHz bands, supporting major carriers. It features a direct-connect solution for a single device and easy, non-permanent installation. While this model has been discontinued, it offered a convenient way to improve reception on the go. The kit includes an exterior magnetic-mount antenna and an interior Ultra Slim Antenna for direct phone contact.
$189.95
Owner Satisfaction
4.1
/ 5
Category Rank
269
/ 315
#269 in Signal Boosters
Price vs Category Average
-85%
Below average
Maximum Gain
30
/ dB
Who it's for
- Enhanced Voice and 3G Coverage
- Dual-Band Support
- Easy Mobile Installation
Who should skip it
- Limited 4G/LTE Support
- Restricted Coverage Area
- Potential for Obsolescence
Key Specs
Maximum Gain
30 dB
Frequency Range
800 MHz & 1900 MHz (Dual Band)
Power Supply
12V adapter (plugs into cigarette lighter/12V power port)
Supported Technologies
2G, 3G
Certifications
FCC certified
Model Number
811211
Antenna Types Included
4" magnetic-mount and Ultra Slim Antenna
Carrier Compatibility
Supports major carriers using 800/1900 MHz bands
Features
- Boosts voice calls and 3G data signals
- Dual-band operation for wide compatibility
- Easy, non-permanent installation
- Direct-connect for single device use
- Includes vehicle antennas
- Powered by 12V vehicle adapter
What customers say
Consumers highly praise this signal booster for dramatically improving voice call reliability and clarity, especially in remote areas where service was previously nonexistent. Reviewers consistently note the durable, professional build quality, confirming its strength as a dedicated voice signal enhancer. However, a key limitation surfaces regarding modern data needs. Because the device focuses on older bands, users seeking robust 4G LTE or 5G speeds for streaming often express disappointment. While excellent for calls, its value diminishes for those prioritizing high-speed internet performance over basic connectivity.
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$190