Wholesale compatible with Kylin and UOS operating systems Digital Presentation Aid 2025
The L3+ is a versatile wireless presentation device supporting dual 5G WiFi, 4K point-to-point display, and quad-screen splitting. It enables cross-platform compatibility with Windows, macOS, Android, iOS, HarmonyOS, Kylin, and UOS, featuring Miracast & AirPlay direct mirroring, touch backhaul, and secure mirroring password. Equipped with dual network ports + POE power supply, it offers 50m wireless transmission, supports 1-8 device connections, ideal for business meetings and educational scenarios.
product description
Product Description
| Classification | Parameter | Details |
|---|---|---|
| Hardware Specifications | Central Processor | ARM Cortex A7 x 4 |
| Storage Configuration | 512M DDR + 256M FLASH | |
| Hardware Ports | 1xHDMI Output 3.5mm audio Output 2USB 1Type – C 2*RJ45 12V/1A DC Power Jack 3xWi – Fi Antennas |
|
| Power Consumption | Input: DC 12V Maximum Power: 12W |
|
| Dimensions | 120*120*20mm (L*W*H) | |
| Environmental Conditions | Operating Temperature: 0°C – 40°C Operating Humidity: 10% – 90% |
|
| Wireless Transmission Parameters | Protocols | DLNA, Miracast, Airplay, Chromecast, WiDi |
| Dual Wi – Fi | 5.8G SoftAP + 2.4G/5.8G WiFi | |
| Connection Routes | 1 – 8 routes | |
| Transmission Distance | 50 meters without obstruction | |
| Touch Control System | Interface: USB HID Supports mouse, infrared touch, and capacitive touch |
|
| Video/ Audio Decoding | Video Decoding: H.264, H.265, VP8, RV, WMV, AVS, H.263, MPEG4 Audio Decoding: MP3, WMA, AAC, WAV, OGG, REAL |
|
| Image Formats | JPEG, BMP, GIF, PNG, TIFF | |
| Transmission | Supports wired and wireless transmission | |
| Wireless Screen – casting Modes | Public Protocol Wireless Screen – casting | Supports DLNA, Miracast, Airplay, Chromecast, WiDi |
| Wireless Screen – caster Compatibility | Supports Windows, Mac, Linux, Kylin, UOS | |
| Software Mirror Screen – casting Compatibility | Supports Windows, Android, iOS, Mac, Kylin, UOS, Chrome OS | |
| General Features | All three screen – casting modes can reach 4k resolution. Overall latency: 60 – 150ms. All support computer extended screens, touch reverse control, and mixed screen – casting. |
Wholesale compatible with Kylin and UOS operating systems Digital Presentation Aid 2025

The L3+ wireless screen transmitter is a versatile intelligent projection device, designed to offer seamless connectivity and high-performance projection for various scenarios. It is suitable for conference machines, projectors, LED screens, splicing screens,TVs and other devices, demonstrating strong compatibility.
Equipped with Miracast and AirPlay projection technologies, the L3+ supports dual – band WiFi (2.4G/5G), enabling stable and fast wireless transmission. With a transmission distance of up to 30 meters, it allows you to break free from the constraints of cables and enjoy flexible projection. Moreover, it supports 4K output, which can present vivid and detailed images, enhancing your visual experience whether in meetings or home entertainment.
In summary, the L3+ wireless screen transmitter combines intelligent projection, strong compatibility, high – definition output and long – distance transmission, making it an ideal choice for both professional and home use.


The L3+ wireless screen transmitter lets you fully enjoy the 4K big screen era with seamless casting convenience. Utilizing Miracast technology, it enables direct screen mirroring from Android phones without requiring app downloads—simply use the mobile phone’s built-in wireless display function.
This hassle-free feature ensures effortless transmission of 4K content to largescreens for presentations, movies, or gaming, while maintaining high-definition clarity and smooth performance. With L3+, experience the simplicity of mirroring and the shock of 4K visuals without additional software—just one tap to expand your mobile screen to the grand 4K big screen.




This versatile compatibility isn’t just for show; it reflects outstanding practical functionality. Whether you’re mirroring a movie from your mobile phone, presenting from a laptop, or sharing content from a tablet, its well – thought – out engineering ensures the transmission effect remains intact, delivering a high – quality and consistent experience.








