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D'nG USB All-in-one Video Conference Device DGL40-S 4K Ultra-wide ENC

This DGL40-S USB all-in-one device integrates high-definition video capture, voice pickup, and audio playback into one compact solution for video conferencing and digital classrooms. Supporting a 3840 × 2160 4K resolution, it clearly presents instructors, students, teaching materials, and meeting content. Its 122° ultra-wide field of view covers a wider classroom or meeting space, while distortion below 5.6% helps maintain a natural image. The built-in dual-microphone ENC noise reduction system and integrated 3W speaker provide a more complete audio and video communication experience for online teaching, video conferencing, remote training, and digital learning. With USB 2.0 connectivity, the device reduces the need for additional peripherals and is suitable for standardized deployment across schools, educational institutions, enterprises, and project environments.

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Dn'G 4K Network Camera L40 4K Ultra-HD Stereo

The L40 4K network camera is designed for educational scenarios that demand the ultimate teaching demonstration effect, delivering incredible detail with 4000×3000 ultra-HD resolution. Its built-in dual-microphone stereo array creates an immersive, lifelike audio experience, while the 80.53° focused viewing angle effectively eliminates distractions and brings the classroom focus back to the content itself. With USB 2.0 plug-and-play and a 1.5-meter cable, it works driver-free across a wide range of teaching terminals. The L40 combines revolutionary 4K audio-visual performance with exceptional value, making flagship-level online teaching experiences easily accessible to every classroom.

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Dn'G 2K Network Camera L20 2K UHD Wide-angle

The L20 2K network camera is purpose-built for educational environments, delivering exquisite image quality with 2592×1944 ultra-HD resolution and a 93.7° wide-angle lens to capture richer teaching content. Its built-in microphone provides clear audio for natural, smooth remote interaction. With USB 2.0 plug-and-play and a 1.5-meter cable, it works driver-free with a wide range of devices. The L20 combines outstanding audio-visual performance with a highly competitive price, making it the cost-effective choice for schools, training institutions, and online education platforms

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Dn'G 1080P Network Camera L07 1080P Full-HD Plug-and-Play

The L07 1080P network camera is purpose-built for educational settings, combining Full HD picture quality, ultra-clear audio, and exceptional value. Its CMOS sensor captures classroom details at 1920×1080 resolution and 30fps for smooth, vivid video; the built-in microphone delivers precise voice pickup for clear remote lectures and interactions. With USB 2.0 plug-and-play and a 1.5-meter cable, it easily adapts to various teaching devices. The L07 provides a professional video experience at a budget-friendly price — a reliable choice for schools, institutions, and home-based online learning.

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