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Contact us

Address

4th Floor,4th Building,No.60 of the Langbao West Road,Chancheng District, Foshan City ,Guangdong, China. 528000

Free Service

christine@callboost.cn

Phone

+86-13727342725

Fax

+86-757-83123923

Four Band Cellular Signal Booster 4G Cell Phone Signal Rpeater GSM 2G 3G 4G Quad Band 70dB

Feature: 70dB/20dBm, ALC, etc.
Service: Free Signal Solution Customized

● ALC FUNCTION -Automatic power control function to keep the signal stable; ● AUTOMATIC SHUTDOWN FUNCTION -Auto shuts down the output when severe self-excitation or overload, to avoid equipment damage; ● UPLINK SLEEP FUNCTION -The device enters sleep state when there is no user in the coverage area, reducing interference to the base station; ● HIGH-INTENSITY COVERING -Up to 500sqm without any barriers, available for apartments, offices and garage, which is great for your needs. ● REAL-TIME OLED SCREEN DISPLAY -Clearly show the real-time signal strength and equipment operation parameters; ● LOW NOISE & RADIATION -The amplifier works with low noise and low radiation, which can effectively protect your health; ● CAST ALUMINUM CHASSIS & ICE-METAL MATERIAL -Adopts a cast aluminum chassis and ice-metal material helps cooling, and the outer casing absorbs heat discharge, which is durable and safe; ● SETUP-FREE. READY TO USE Email us inquiry more data and specification

Free Service Specification

CB70B 70DB 20DBM QUAD BAND SIGNAL BOOSTER ENHANCE INTERNET AND VOICE

CB70B cell phone signal repeater product supports B1B3B7B8 / B1B3B8B20 / B1B3B8B28 / B1B7B8B20 / B2B4B5B28 bands and supports multiple carrier signals such as 2G, 3G and 4G. It features a cast-aluminum chassis with good heat dissipation, beautiful appearance, simple structure, simple installation and maintenance, high gain, high output power, and a coverage area of up to 800 square meters, making it the best option for mobile phone coverage in residential areas, factories, malls, supermarkets and more.It supporting 2G, 3G, 4G networks in most countries in Europe, Africa, Middle East and Southeast Asia,etc.

4-Band GSM 2G 3G 4G Mobile Phone Repeater

Automatic power control keep boosting signal stably
High performance forging process
Extremely durable
Quiet running
1-year warranty

Develop new technology,being cable to increase signal coverage efficiently.

We are Professional Manufacturer

Research and Development Excellence

At Callboost, our dedicated professional R&D team is committed to delivering signal boosters that are not only technologically advanced but also finely tuned to meet the demands of real-world applications. Our focus on innovation ensures that our gsm 2g 3g 4g mobile phone repeater are at the forefront of signal enhancement technology, providing reliable and effective solutions for a variety of communication needs.

Robust Technical Capabilities and Production

Callboost prides itself on its robust technical capabilities, underpinned by advanced production and testing facilities of cell phone signal repeater. This infrastructure, combined with our commitment to perfect management practices and a strong R&D competitiveness, enables us to produce high-quality signal boosters that are both reliable and efficient. Our team's expertise ensures that each product is meticulously crafted to meet the highest standards of performance and durability.

Stringent Quality Control and Testing

Quality is at the heart of everything we do at Callboost. We adhere to a strict detection mechanism, ensuring that every mobile phone signal repeater and its accompanying accessories undergo rigorous testing and aging treatments before cell phone signal boosters are cleared for shipment. This meticulous process guarantees that our customers receive products that are not only functional but also long-lasting, providing peace of mind and a superior user experience.

In Summary Callboost's commitment to excellence in research and development, robust technical production capabilities, and stringent quality control measures sets us apart as a leading provider of signal booster solutions. Our products are designed to meet the challenges of modern communication environments, ensuring clear and uninterrupted connectivity wherever you are.

Cell Phone Signal Repeater

MAIN FEATURES MAKE CB70B SIGNAL BOOSTER PERFECT

70DB HIGH GAIN

20DBM OUTPUT POWER

CB70B four band signal booster cover the place where there is weak signal,usually in densely populated areas.Enhanced internet and voice.

However,if you can receive weak signal indoor only,call Callboost to solve it!

SPEED UP ALL NETWORK OF 2G 3G 4G

Mobile pone signal network speed up,faster speed make you feel cool.

Supporting multiple phone users in different countries and operators in meanwhile.

Please make sure to select the correct frequency which is matched with your mobile phone.

ALC MAKE SURE BOOSTING STABLY

ALC monitors the strength of the input signal in real-time and automatically adjusts the gain of the amplifier to maintain the output signal at a safe and constant level, thereby ensuring the clarity and integrity of the signal.

AUTO SLEEP HELP TO SAVE ENERGY

Callboost signal booster automatically sleep when there are no users in the coverage area, reducing interference to the base station.

ANTI-INTERFERENCE TECHNOLOGY

CB70B GSM 2G 3G 4G mobile phone repeater produce with anti-interference technology which reduce the interference to the base station.

LCD DISPLAY SHOW SIGNAL STATE

Monitoring working situation of the cell phone signal repeater by signal grid of the screen.Four signal of frequencies are clear shown at real time.

Email us inquiry more data and specification

Specification

Callboost CB70B Series Quad Band Signal Booster.pdf

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