Lumens LC300: The All-in-One 4K NDI® Broadcasting System
Image of the Lumens LC300 device, a black rectangular unit with a silver front panel featuring an LCD screen, several buttons, and USB ports.
Introduction
The Lumens LC300 is a versatile 4K high-definition video recording and broadcasting system. It supports multiple signal sources including HDMI, IP, and NDI. The LC300 system is designed for flexible video mixing, audio-video recording, encoding, decoding, and live streaming. It serves as an ideal solution for educational smart recording systems, live event production switchers, or multi-purpose AV systems.
Key Features
- Supports 4-channel video and 7-channel audio signals.
- Input support for HDMI, USB, SDI, IP, NDI High Bandwidth, NDI HX2, and NDI HX3 signals.
- Output support for HDMI, USB, IP, and NDI High Bandwidth.
- USB signal conversion (UVC/UAC compatible) for integration with video conferencing platforms.
- Built-in dual WAN and LAN ports for enhanced network security.
High-Quality Video Encoding for Flexible Production
The Lumens LC300 system can encode 1080 50/60P from four video inputs, providing users with high-quality recording and live streaming capabilities. It is suitable for multi-camera production, interactive media, real-time file storage, and rich digital learning experiences. The system supports integration with platforms like Panopto and Kaltura.
Seamless Integration with Online Learning Platforms for Multi-View Experiences
When paired with online teaching platforms, the Lumens LC300 can output multiple streams simultaneously. This allows remote viewers to select their preferred viewing angles, such as focusing on the presenter or switching to presentation content, offering an immersive and interactive learning experience for remote students.
Intelligent Auto-Director for Automated Production
Whether in a conference room, classroom, or auditorium, the Lumens LC300's intelligent auto-director function enables automated shooting and production. This feature identifies presenter and audience behavior, using intelligent tracking to adjust camera angles for optimal framing. Combined with Lumens' AI technology and selected tracking cameras, it delivers multi-camera production effects without requiring a dedicated AV production team.
NDI® HX Support for Efficient Workflow
The Lumens LC300 plays a central role in the NDI ecosystem, supporting multi-device video signal switching. It functions as a professional AV bridge, converting NDI signal sources to HDMI or USB outputs. Leveraging NDI transmission technology, users can stream LC300's recorded video and audio content to multiple live platforms simultaneously with broadcast-grade quality and low latency.
User-Friendly Interface for Easy Configuration
Beyond its rich functionality, the Lumens LC300 offers an impressive production output. The LC300 can be managed and controlled locally or remotely, integrating with third-party applications like Panopto and Kaltura. Connecting an HDMI display provides a smooth and highly visual operating interface, allowing for real-time preview, mixed layout configuration, and preset output management.
Product Specifications
| Category | Details | Category | Details |
|---|---|---|---|
| Video Input | HDMI 2.0 x1, HDMI 1.3 x3, 3G-SDI x1 | Audio Output | XLR, balanced, Line Out x2; Stereo, unbalanced, 3.5mm Phone Jack x2; Stereo, HDMI digital audio x2; USB (UAC) x1 |
| Input Connectors | Female HDMI type-A / 3G-SDI | Communication Interface | USB 2.0 Type A x2, USB 3.0 Type A x2 (Supports USB storage, cameras, mics, keyboards, HID touch panels), USB Camera (MJPEG 1080p 30fps); USB 3.0 Type-B (UVC/UAC) x1 |
| Resolution Range | HDMI Input 1: 720p~2160p 60fps, 1920x1200(RB) HDMI Inputs 2~4 and 3G-SDI: 720p~1080p 60fps | Serial Control | RS-232 In / RS-232 Out ports |
| Network Sources | Lumens IP cameras/PTZ cameras, NDI High Bandwidth, NDI HX2, NDI HX3, RTSP (HEVC/H.264), USB cameras (MJPEG 1080p 30fps) | Network Interface | Female RJ-45 x2 (10/100/1000 Base-T High/Full Duplex) |
| Encoding Format | HEVC (H.265) / H.264 / AVC 4:2:0 8bit color Profile: High, Main, Baseline | Network Protocols | Pull: RTSP / NDI High Bandwidth Push: RTMP/RTMPS/RTP/SRT TCP, UDP, HTTP DHCP Client |
| Video Output | HDMI x2, HDMI Loop-through x1, UVC (up to 1080p) x1 | System Management | Lumens IP cameras, RTSP, NDI |
| Resolution Scaling | 2160p / 1080p | Scene Switching | Yes (preset scenes: background, layout, overlay) |
| Frame Rate | 60 / 50 / 30 / 25 fps | Layout Switching | Yes (single, picture-in-picture, side-by-side, three-way, four-way) |
| Audio Input | Line In (Stereo, unbalanced, 3.5mm Phone Jack) x2 Combo (XLR/TRS, balanced, Line in / Mic in, supports +48V Phantom Power) x2 IP Audio (RTSP (AAC-RAW), NDI, 16K/44.1K/48K) USB Audio (UAC) x1 | Background Switching | Yes (displays PNG images) |
| Audio Compression | AAC-LC | File Backup | FTP/SFTP/NAS (CIFS/SMB, NFS)/ WebDAV / USB storage devices |
| Internal Storage | 4TB HDD | Content Management System | Panopto / OpenCast / Kaltura |
| External Storage | USB storage devices | Power | DC In, 19V/6.8A, 130W |
| File Format | H.264 / HEVC (H.265) and AAC in an MP4 container, JPEG | Dimensions | Standard 1.5U, 422 x 215.5 x 65.5 mm (16.6" x 8.48" x 2.58") |
| Resolution Scaling (File) | 2160p / 1080p / 720p / 480p / 360p | Weight | 3.5 kg |
| Frame Rate (File) | Up to 60 fps | Display | 2-inch LCD color display |
Input/Output Interface
The Lumens LC300 features a comprehensive set of interfaces for versatile connectivity.
Front Panel:
- LCD Screen: For real-time display of status and menu navigation.
- Control Buttons: Including Record, Pause, Stream, and Scenes for operational control.
- USB 3.0 Type-B (UVC/UAC): For camera or audio input/output.
- USB 3.0 Type A Ports: For connecting storage devices, cameras, or peripherals.
Rear Panel:
The rear panel provides extensive connectivity options:
- Audio Inputs: Analog Line In (x2, 3.5mm), Combo XLR/TRS (x2, Mic/Line with +48V), IP Audio (RTSP, NDI).
- Audio Outputs: Balanced XLR Line Out (x2), Unbalanced 3.5mm Line Out (x2), HDMI Digital Audio Out (x2).
- Video Inputs: HDMI (x3), 3G-SDI (x1).
- Video Outputs: Main Program (PGM) HDMI, Multi-View HDMI, HDMI Loop-Through.
- Network: LAN port, WAN port.
- Control: RS-232 IN, RS-232 OUT for camera control or system integration.
- Power: DC IN (19V) for power supply.
Diagram illustrating the rear panel connections of the Lumens LC300, showing various input and output ports including HDMI, SDI, XLR audio, RJ45 network, RS-232, and USB ports.
Diagram illustrating the front panel of the Lumens LC300, highlighting the LCD screen, control buttons for recording, streaming, and scene selection, and USB ports.
