Extend™ LTE/Cell Signal Booster™

By King

Looking to boost your cell signal? Check out the KING Extend LTE/Cell Signal Booster! This LTE/cell signal booster supports all US Carriers and boosts voice and data range! With no monthly fees, no Internet required, and 3G/4G/LTE coverage, you won't have to worry about dead zones ever again!


  • Works with all U.S. cellular carriers
  • Provides faster data rates, up and down
  • Significantly extends cell phone range
  • Trusted by first responders and commercial users
  • 4G LTE/3G signal improvement
  • No monthly fees or Internet needed
  • Supports multiple cellular devices on multiple carriers simultaneously
  • Independently tested
  • Includes booster, outside antenna, inside antenna with 20 ft. cable, mounting bracket, ladder or pole mounting hardware, AC/DC power supply, and instructions



Free Freight: Y

Returnable: Yes

Country of Origin: United States 

Individual Packaging Height: 7.3000 INCH

Individual Packaging: Retail

Inner Carton Quantity: 1

Individual Packaging Length: 11.6000 INCH

Warranty Period: 2 yr Parts

Individual Packaging Weight: 5.4000 POUND

Individual Packaging Width: 10.4000 INCH

Cable Type: Coaxial 

Connector A Gender: Female 

Connector B Gender: Female 

Current Rating: 2.0000 AMPERE

Frequency Band Support: 700 to 1900 MEGAHERTZ 

Input Connector: SMA

Noise Rating: 5 DECIBEL

Number of USB Ports: 0

Output Connector: SMA

Output Impedance: 75.0000 OHM

Phone Network: 3G, LTE, 4G 

Voltage Rating (Master): 6 VOLT 

Wireless/Cradle: Wireless

Brand: KING®

Primary Color: Gray

Manufacturer Color: Gray

Product Height: 7.5000 INCH

Product Length: 2.6000 INCH

Product Weight: 4.5000 POUND

Product Width: 4.5000 INCH

Color: Gray 

Battery Information: Product does not require a battery