Mobile1 In-Vehicle Cell Phone Signal Booster for a Single User

The product consists of a bi-directional amplifier unit housed in a sturdy, lightweight cradle. The cradle amplifier connects to the dash-mount bracket and also connects to the vehicle’s 12V power through a supplied power adaptor via USB cable.

  • zBoost Phone Cradle for hands-free operation
  • Adhesive dash-mount bracket with swivel base
  • Power adaptor with USB cable
  • External magnetic mount antenna with cable


Step 1: Place the magnetic-mount antenna on outside of vehicle

Step 2: Run the cable from the antenna to the inside of the vehicle and connect to the zBoost Mobile1 cradle

Step 3: Connect the power adaptor to power and connect to the cradle using USB cable

Step 4: Connect the provided dash-mount to the cradle and use adhesive to attach to dashboard

Step 5: Place phone in cradle and connect with your wired hands-free device or Bluetooth headset

Remember, your mobile device must be in the cradle to receive increased signal.

Package Contents

zBoost Amplifier Cradle

zBoost Cradle Adhesive Dash Mount

External Magnetic Mount Antenna

USB Power Adaptor

Product Specifications:  ZB245



1850 to 1990 MHz

Output Power

Uplink: 25.2, Downlink: -29.1



824 to 894 MHz

Output Power

Uplink: 22.9, Downlink: -28




Antenna Impedance

50 Ohms

Noise Figure

3 dB nominal

Power Requirements

5.5 V 1A

 System Certifications

FCC Parts 15 & 20, Industry Canada


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. AT&T, Sprint, T-Mobile, Verizon and 90 additional carriers have already given consent for all consumers to use this device. Some providers may not consent to the use of this device on their network. If you are unsure, contact your provider.
You MUST operate 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 wireless service provider.
WARNING. E911 location information may not be provided or may be inaccurate for calls served by using this device.
FCC contact information: www.fcc.gov/signal-boosters/registration