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User Manual & Instructions

Series: BRM22050

For use with: 

2G, 3G & 4G Cellular Devices

The BRM220-50  Dual Band  RX/TX 800/1900Mhz  

Signal Booster with Smoothtalker proprietary  

“ Stealthtech Signal Technology “ 

 Increases your Cellular and PCS Band Signals, expands your service 

coverage area, enhances voice call quality 

and significantly increases Data speeds

The Intelligent CPU monitors the environment in which the amplifier is operating

 

and continuously adjusts itself to prevent Oscillation and also automatically 

prevents any RX/TX overload to both the Cell Phone and Cellular Tower while 

giving you maximum signal improvement. It is easy and simple to install and you 

can be up and running in minutes

This is a CONSUMER device BEFORE USE, you MUST REGISTER THIS DEVICE 

with your wireless provider and have your provider’s consent. Most wireless providers 

consent to the use of signal boosters. Some providers may not consent to the use of 

this device on their network. If you are unsure, contact your provider. You MUST oper-

ate this device with approved antennas and cables as specified by the manufacturer. 

 

Antennas MUST be installed at least 20 cm (8 inches) from any person. You MUST 

cease operating this device immediately if requested by the FCC or a licensed wire-

less service provider. WARNING. E911 locator information may not be provided or 

may be inaccurate for calls served by using this device.

Pg. 4

Operational Bands

800MHz Cellular and 1900MHz PCS

Impedance

50 Ohms

Output Power

1 watt EIRP

Oscillation Control (Automatic)

Dynamic 1db steps

Oscillation Control Timing

< 1 sec

RX High Power Control

Dynamic up and down < 50 milliseconds

TX High Power Control

Dynamic up and down < 50 milliseconds

Current Draw @ 12V

1.1 Amp - 1.8 Amp

Operating Voltage

6V

Noise Figure

< 5dB

Operating Temperature

-32F to +85F

Outside Antenna Connector

MCT Male

Inside Antenna Connector

MCT Male

Dimensions

6.25x3.5x1.125 inches

Weight

1.0 Lb

FCC ID

S4RBRM22050

Specifications

Important: 

1- Use only the power supply included with the booster. Connecting any other power 

supply at any time will result in damage to the booster and will void the warranty.

2- Do not turn on the power switch until ALL cables have been screwed or plugged 

into the booster or you can cause damage to the booster.

3- It is the user’s/operator’s responsibility to maintain a minimum distance of 8 inches 

separation from the antennas to any person. 

Notes:

 

1- This booster is not user configurable. User changes are a violation under FCC 

rules and will void the user’s authority to operate the equipment.

2- User changes changes or modifications will void warranty.

Warranty: 2 Year on manufacturing defects.  

Does not include misuse or customer damage. 

Original Bill of Sale is required for all Warranty Claims

Contact us at:  smoothtalker.com

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