eKL 412HN HDMI® 4x2 Matrix Switch lets you connect 4 HDMI® sources to 2 displays with easy switching. It supports up to 4K@60Hz resolution, audio and video separation, and both optical and 3.5mm audio output. Widely used in conference rooms, surveillance centers, showrooms, and more.
2025-07-08 ekl
Learn what a POE USB extender is and how it delivers both USB data and power over a single Ethernet cable for long-distance transmission. It's ideal for security monitoring, remote teaching, and industrial control setups. With broad system compatibility and simple installation, it makes USB device deployment faster and more efficient.
2025-06-23 ekl
An audio interface is a device that connects audio equipment and acts as a bridge between analog and digital signals. Audio interfaces are typically used with front microphones, line-in, and a range of other input devices. According to the type of transmission signal, it can be divided into analog audio interface and digital audio interface.
2023-06-22 ekl
For users who need to transmit audio over long distances, optical fiber audio interfaces are better; for music enthusiasts, it is better to use coaxial audio interfaces at home, and for users who only have analog audio, Lotus analog audio interfaces are better
2021-02-01 ekL
How to convert digital audio to analog audio? Digital audio to analog audio converter DAN perfectly solves this problem, not only can convert coaxial/optical digital audio into analog L/R audio and 3.5mm audio, but also supports Dolby and DTS audio decoding .
2021-01-05 ekL
The HDMI® single network cable extender HKU200 is based on a single CAT5/6 network cable transmission medium, which can extend audio, video, mouse and keyboard up to 200 meters; supports up to 1080P@60Hz resolution
2020-10-20 ekL
Optical fiber extender DF200 supports 1080P@60Hz resolution; based on optical fiber transmission, it can extend up to 20 kilometers
2020-10-20 ekL
