Hi23-5S Mobile Signal Booster
Not for sale in UK
Supports All EU Networks | 2G, 3G, 4G & 5G | Covers Up to 5500m² | Voice & Data
Eliminate Weak Signal in Large Commercial Buildings Across the EU
The Hi23-5S is a powerful, CE- and RoHS-certified mobile signal booster engineered for large spaces such as hotels, office blocks, warehouses, and shopping centres across the EU.
It amplifies 2G, 3G, and 4G signals from all major EU mobile networks and ensures crystal-clear calls and high-speed mobile data across up to 5500 square metres.
Network Compatibility (EU Only)
Works with all leading EU mobile operators:
• Orange• Vodafone• Movistar
• Telekom • T-Mobile • TIM • Bouygues
• Wind Tre • Free Mobile, and others
Frequency Bands Supported:
• EGSM 900 MHz (2G Voice)
• LTE 800 MHz (4G)
• DCS/LTE 1800 MHz (4G)
• WCDMA 2100 MHz (3G)
• LTE 2600 MHz (4G)
Key Features
• Massive Coverage Area
Up to 5500 m², ideal for multi-room and multi-floor buildings.
• Smart Signal Technology
Includes Automatic Gain Control (AGC) and Manual Gain Control (MGC) for enhanced performance.
• Intelligent LCD Display
View live signal data and system diagnostics at a glance.
• Supports Multiple Users & Devices
Perfect for high-traffic areas such as public buildings, hotels, and warehouses.
• CE & RoHS Compliant
Built to meet EU health, safety, and environmental standards.
Remote Management via Mobile App
Control your Hi23-5S remotely using the HiBoost Signal Supervisor App, available on:
• Apple App Store
• Google Play Store
App Features:
• Power booster on/off remotely
• Adjust gain levels for precision performance
• Monitor live signal strength
• Share access with technicians for remote troubleshooting
• Bluetooth and WiFi connectivity
What’s Included
• 1 x Hi23-5S Signal Booster Unit
• 1 x Outdoor Directional Antenna
• 1 x Indoor Ceiling/Dome Antenna
• 1 x 10m Coaxial Cable
• 1 x Power Supply
• 1 x Quick Start Guide
Optional Accessories (Sold Separately)
• Signal Splitters for additional antenna outputs
• Extra Indoor Antennas for better floor coverage
• Premium Coaxial Cables for extended setups
Let us help you configure the perfect signal solution for your space.
Ideal For:
• Hotels & Resorts
• Multi-storey Offices
• Distribution Centres & Warehouses
• Schools & Public Buildings
• Shopping Malls
For detailed pricing, volume orders, or site testing services, contact us. +447874191006
Hi23-5S Mobile Phone Signal Booster Smart LCD Functions
Hi23-5S Mobile Phone Signal Booster 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), 2500~2570MHz (Uplink) 2620~2690MHz (Downlink) |
Number Of Bands | Five 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 |