HiBoost Hi23-3S Signal Booster – EU Model
Compatible with All Major EU Networks | Supports 2G, 3G, and 4G | Up to 5500 m² Coverage | Voice & Data
The HiBoost Hi23-3S is a powerful, enterprise-grade mobile signal booster designed to improve indoor coverage for commercial properties such as hotels, shopping centres, warehouses, and office buildings throughout EU countries. Built for durability and performance, this booster operates across the EGSM900, DCS/LTE1800, and WCDMA2100 MHz frequency bands, making it compatible with 2G, 3G, and 4G networks used across the European Union.
Network Compatibility – EU ONLY (Excludes UK)
Supports major EU operators such as:
• Vodafone (EU) • Orange • Movistar
• Telekom (DE/RO/HU etc.) • T-Mobile (NL, DE, AT)
• TIM (Italy). • Wind Tre • Bouygues Telecom
• Free Mobile • Elisa, Telia, etc.
Please note: Not intended for use in the UK.
Key Features & Functions
• Frequencies: EGSM900 + DCS/LTE1800 + WCDMA2100 MHz
• Coverage Area: Up to 5500 square metres
• Smart LCD Display: For real-time signal feedback and system status
• AGC & MGC: Automatic and Manual Gain Control for stable signal boosting
• Remote App Management: Control the device remotely via WiFi or Bluetooth
• Supports up to 200 Users Simultaneously
• CE & RoHS Certified for EU Compliance
• 3-Year Warranty + 15-Day Money-Back Guarantee
Ideal for Large Indoor Environments
• Hotels & Resorts
• Multi-floor Office Blocks
• Hospitals & Clinics
• Distribution Centres & Warehouses
• Commercial Shopping Spaces
To ensure even coverage across multiple rooms or floors, we recommend purchasing additional accessories such as splitters, indoor antennas, and extension cables.
Mobile App – Full Control at Your Fingertips
This booster connects to the HiBoost “Signal Supervisor” App, available for download from both the Apple App Storeand Google Play Store.
App Features:
• Power On/Off remotely
• Adjust signal gains in real time
• Monitor live signal strength and performance
• Share device access with technicians for support
• Connect via WiFi or Bluetooth
Included in the Package:
• HiBoost Hi23-3S Signal Booster Unit
• Outdoor Directional Antenna
• Indoor Dome Antenna
• 10m High-Quality Coaxial Cable
• Power Adapter
• User Manual
For EU commercial spaces in need of strong, stable mobile signal coverage across all major networks and frequencies, the Hi23-3S is an excellent high-performance solution.
Smart LCD Functions:
Real-Time Monitoring:
You take control of the current working status of your booster through the Information on the gain, frequency, and output power displayed on the LCD of the booster.
Troubleshooting:
Displays faults and shows you where and how to fix them
Installation Assist:
Locate the best position with good signal outside for the outdoor antenna to be mounted, by displaying the outdoor signal strength on the screen.
Automatic Gain Control
AGC automatically measures and adjusts incoming signals strength and only allows strength needed for coverage in your area to be released. This feature helps prevent interference and frequencies overlap.
All our Boosters are really easy to install with our easy to use Installations manuals. USERS MANUAL
- Mobile phone signal booster is supplied with all the accessories you require for set up and use. It is basically a plug and play device and which can be done without employing any professional installer.
- The Booster and the indoor antenna should be mounted inside the intended coverage area. Link the antenna and the booster with the coaxial cable supplied with the system.
- Plug in the mobile booster to a power source and start experiencing a no drop calls and high speed data download. The device will auto-adjusts best parameters for your area in 30 seconds after the start.
IMPORTANT NOTE: Please call our Technical Support for advice if you are installing one of our pro series boosters, multiple rooms connections and or need further clarifications on any or all of our products.

Booster Kit Includes
• Outdoor wideband directional antenna
• HiBoost 200 low loss cable 50ft/15.2 m
• 12V / 3A, AC /DC power supply
Certifications
All our product are officially certified for compliance with the international and European safety, quality and health regulations in the accredited test laboratories. See certs below: CE, RoHs and ISO 9001-2008.
Coverage Area | 5500 m² |
Application | Commercial Building |
Network Type | Calls, 3G / UMTS, 4G / LTE |
Frequency | 800 MHz (4G/LTE), 900 MHz (GSM/EGSM), 1800 MHz (DCS/LTE), 2100 MHz (3G/WCDMA), 2600 MHz (4G/LTE) |
Frequency Range | 832~862MHz (Uplink) 791~821MHz (Downlink), 880~915MHz (Uplink) 925~960MHz (Downlink), 1710~1785MHz (Uplink) 1805~1880MHz (Downlink), 1920~1980MHz (Uplink) 2110~2170MHz (Downlink) |
Number Of Bands | Tri Band |
Max. Gain | 70dB (Uplink) – 75dB (Downlink) |
MGC (Step Attenuation) | ≥ 31dB / 1 dB step, dip switch control |
Intelligent AGC (ALC / ISO) | ≥42 dB / ≥42 dB |
Gain Flatness | Typical ≤5 dB (P-P) |
Noise Figure @ Max. System Gain | Typical ≤5 dB |
V.S.W.R | Typical ≤2 |
Group Delay | ≤ 1 μs |
Frequency Stability | ≤0.01 ppm |
Power Supply | Input AC100~240V.50/60Hz, Output DC12V/7A |
Power Consumption | ≤24W |
Input & Output Impedance | 50 ohm |
LCD Display | Frequency, Gain, Output Power, ALC, ISO, etc. |
Indication LEDs | No |
I /O Port Type | N-Female |
Dimensions | 220*280*55 mm / 8.7*11*2.2 inch |
Booster Weight | 3.6 kg |
Booster Weight with KIT | 5.33 kg |
Operating Temperature | -10ºC~+55ºC |
Storage Temperature | -10ºC~+80ºC |
Relative Humidity | 5% – 95% |
Barometric Pressure | 55 kPa -106 kPa |
Environment Conditions | IP40 |