Smart Dual-Band Cell Phone Signal Booster for Home – 60dBi Gain, 300㎡+ Coverage, Supports 4-6 Indoor Antennas (Compatible with 900/1800MHz, 800/1800MHz, 850/1800MHz Networks)

1. Smart Dual-Band Boosting: Automatically detects and amplifies weak signals across multiple frequency bands (900/1800MHz, 800/1800MHz, 850/1800MHz), ensuring stable calls and faster data speeds for all major carriers.
2. High 60dBi Gain & Wide Coverage: Delivers powerful signal amplification with up to 60dBi gain, covering areas over 300㎡ and supporting 4-6 indoor antennas for whole-home or office coverage.
3. Plug-and-Play Setup: Easy installation with included accessories; simply connect the outdoor antenna, booster unit, and indoor antennas for instant signal improvement.
4. Universal Compatibility: Works with all 2G, 3G, and 4G LTE devices (smartphones, tablets, modems) and is compatible with standard cellular frequencies worldwide.
5. Compact & Efficient Design: Sleek housing (14×10×2.5cm, 0.3kg) with low-power consumption (22V ±3V input), ideal for discreet placement in homes, offices, or small businesses.

Detailed Description:

Overview
The SX2GD Smart Dual-Band Cell Phone Signal Booster is a professional-grade solution designed to eliminate weak signal issues in homes, offices, and small commercial spaces. By amplifying existing cellular signals across multiple frequency bands, it ensures reliable voice calls, seamless texting, and stable 4G LTE data for all your devices. Whether you’re in a rural area, a basement, or a building with thick walls, this booster provides consistent coverage for up to 300㎡ and supports expansion with 4-6 indoor antennas for tailored signal distribution.

Key Features

• Dual-Band Technology: Automatically boosts signals for 900/1800MHz, 800/1800MHz, and 850/1800MHz networks, covering common 2G, 3G, and 4G LTE bands used globally.
• High-Performance Gain: 60dBi gain enhances weak signals dramatically, reducing dropped calls and buffering while improving upload/download speeds.
• Extended Coverage: Covers areas larger than 300㎡ (approximately 3,200 sq ft) and supports connection to 4-6 indoor antennas for multi-room or multi-floor coverage.
• Universal Device Compatibility: Works with all cellular devices, including smartphones, tablets, hotspots, and IoT equipment, without requiring configuration or apps.
• Smart Protection: Built-in automatic gain control (AGC) and oscillation prevention to ensure stable operation without interference to carrier networks.
• Compact & Low-Power Design: The main unit measures just 14×10×2.5cm and weighs 0.3kg, operating on 22V ±3V power for energy-efficient performance.

Specifications

• Model: SX2GD-XL / SX2GD-XH / SX2GD-XB
• Frequency Bands:
  • 900/1800MHz
  • 800/1800MHz
  • 850/1800MHz
• Gain: 60dBi
• Power Supply: 22V ±3V
• Coverage Area: >300㎡ (supports 4-6 indoor antennas)
• Dimensions: 14×10×2.5cm
• Weight: 0.3kg

Package Includes

• 1× SX2GD Main Booster Unit
• 1× Outdoor Yagi Antenna
• 2× Indoor Panel Antennas (supports up to 4-6 antennas total)
• 1× Power Adapter
• 1× 10m Coaxial Cable
• Mounting Kits & User Manual

Easy Installation

1. Mount the outdoor antenna in a location with the strongest available signal (e.g., roof or window).
2. Connect the outdoor antenna to the booster unit via coaxial cable.
3. Place the booster indoors and connect the indoor antennas.
4. Plug in the power adapter and allow the system to calibrate automatically.

Ideal For

• Homes with poor cellular reception
• Offices, studios, and small businesses
• Basements, warehouses, or metal-structured buildings
• Rural or remote areas with weak signal strength

Note:
Check local carrier frequency bands before purchase to ensure compatibility. This booster is FCC-certified and intended for legal signal amplification only.