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Shenzhen Qianhai Lensen Technology Co., Ltd blog

Customer Reviews
I am pleased with them. It was a good choice for our small application. It is a robust device even it has a cheap price. I will use them in our further applications when we should use remote control. Thank you for your support.

—— Codreanu from Romania

Great news! We successfully performed the installation of the two units and transmitted our 4-20mA signal with both antennae. Even the smaller antenna suffices to transmit the signal without any losses whatsoever. So you can understand that we are very happy :) .

—— Kekarios from Greek

I believe you and your products. Sunny is very responsible. The RF modules are really strong and stable. Engineer's suggestions are useful to me. The most important is module's program can updrade on-line by myself. For some special projects, they can customize according my requirements. Thank you for your support all the time.

—— Singh from India

First of all I'd like to thank you for you're prompt service. The system now works perfectly. I left a positive response on your web site. I hope it attracts more customers for you.

—— Peter from Australia

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Company Blog
Company blog about 5G Demand Drives Need for Highperformance Optical Modules

5G Demand Drives Need for Highperformance Optical Modules

[2026-04-24]
Imagine a data center as a bustling transportation hub, where optical modules serve as the high-speed highways connecting various nodes. When these "highways" become congested, even the most advanced equipment cannot perform at its full potential. With the rapid development of 5G, smart cities, and ... Read More
Company blog about Flex PCB Stiffener Tech Boosts Reliability in Interconnects

Flex PCB Stiffener Tech Boosts Reliability in Interconnects

[2026-04-21]
As electronic devices continue to shrink in size while increasing in performance, engineers face mounting challenges in designing circuit boards that accommodate complex layouts without compromising reliability and durability. Flexible printed circuit boards (Flex PCBs) have emerged as an innovative ... Read More
Company blog about Flexible Pcbs Enable Compact Designs for Advanced Electronics

Flexible Pcbs Enable Compact Designs for Advanced Electronics

[2026-04-14]
As electronic devices continue evolving toward lighter, thinner, and more compact designs, the limitations of traditional rigid printed circuit boards (PCBs) have become increasingly apparent. Engineers now face the common challenge of achieving high-density, reliable interconnections within ... Read More
Company blog about Data Analysts Opt for Wireless Transmitters to Boost Efficiency

Data Analysts Opt for Wireless Transmitters to Boost Efficiency

[2026-04-13]
In today's data-driven world, efficiency and convenience are paramount. Wireless transmitters, as tools that break free from traditional cable constraints and enable seamless device connectivity, are gaining increasing attention. This article explores wireless transmitters from a data analyst's ... Read More
Company blog about Guide to RS485 for Industrial Communication Networks

Guide to RS485 for Industrial Communication Networks

[2026-04-12]
Imagine this scenario: your factory automation system suffers frequent production line shutdowns due to unstable data transmission, resulting in significant losses. Or perhaps your building automation system cannot achieve comprehensive control due to limited communication range, affecting ... Read More
Company blog about 4G Vs LTE Comparing Networks for Best Speed

4G Vs LTE Comparing Networks for Best Speed

[2026-04-08]
Have you ever experienced the frustration of seeing full 4G signal bars while your video buffers endlessly? Or worse, losing connection at a critical moment? In our digital age, network speed equals productivity and opportunity. But do you truly understand the "4G" displayed on your phone? What's ... Read More
Company blog about Buyers Guide to 4G LTE Modems for Faster Connectivity

Buyers Guide to 4G LTE Modems for Faster Connectivity

[2026-03-30]
Have you ever found yourself in this frustrating situation: your phone shows full signal bars, yet web pages load at a snail's pace? Or perhaps you've struggled to get work done on your laptop in remote areas due to unreliable internet connections? These common problems might share a single solution... Read More
Company blog about Key Considerations for Industrial Signal Isolation and Conversion

Key Considerations for Industrial Signal Isolation and Conversion

[2026-03-29]
In industrial automation and process control, precise and reliable signal transmission is critical. Many operations face a common dilemma: selecting seemingly affordable signal isolators, splitters, or converters to cut costs, only to incur higher expenses in maintenance and troubleshooting later. ... Read More
Company blog about Guide Choosing Between 3dbi and 8dbi Wireless Antennas

Guide Choosing Between 3dbi and 8dbi Wireless Antennas

[2026-03-28]
Imagine this: you're sitting by the window in a café, your laptop's Wi-Fi signal flickering intermittently, crippling your productivity. Or picture a vast warehouse where wireless scanners struggle with unstable connections, disrupting logistics operations. These seemingly minor issues often stem ... Read More
Company blog about RS232 Converters Bridge Legacy Systems in Modern Networks

RS232 Converters Bridge Legacy Systems in Modern Networks

[2026-03-27]
Picture this: your factory floor houses reliable legacy equipment that continues to perform its duties faithfully, but with one critical limitation—their outdated interfaces can't communicate with modern control systems. Must these veteran workhorses be retired simply for lacking contemporary ... Read More
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