COUDUS · 卡达斯
Tekong All-in-One Lecture Capture Recorder - Embedded - 4K Recording - Fanless - 1U Rackmount
卡达斯 COUDUS

卡达斯 COUDUS All-in-One Lecture Capture Recorder

Embedded all-in-one lecture capture recorder with ARM quad-core processor and Linux OS, supporting 7×24 operation. Integrates audio/video capture, encoding, recording, live streaming, on-demand playback, directing, and remote interaction. Features 2×HDMI (4Kp60) + 6×SDI (1080p) inputs, 5 video outputs, H.264/H.265 encoding, 2TB storage, and fanless silent design.

China conference AV system manufacturer · OEM / ODM · CE / RoHS / FCC certified

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Model: TK-LB650MOQ: 1
Business type
Manufacturer / OEM / ODM
Factory
Shenzhen, China
MOQ
1
Warranty
12 months
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Specifications

Parameter Specification Product Name All-in-One Lecture Capture Recorder System Architecture Embedded ARM Quad-Core, Linux OS Chassis 1U, Full Metal Cooling Fanless Design Display 3.2" LCD Video Encoding H.264, H.265 Encoding Bitrate 512kbps - 20Mbps (Adjustable) Video Resolution 640×360 ~ 3840×2160 (Adjustable) Audio Encoding AAC (48KHz Sampling) Video Inputs ≥2×HDMI (4Kp60) + ≥6×SDI (1080p) Video Outputs ≥5 (≥4×HDMI + ≥1×UVC), Max 4K Audio Inputs ≥1×Stereo Line-in Audio Outputs ≥2×Stereo Line-out Network ≥2×10/100/1000M RJ45 Control Interfaces ≥5×RS232 USB Ports ≥6 (Type-A×3 + Type-B×1 + Type-C×2) Remote Interaction Optional, up to 10-party Storage 2TB HDD (Expandable) Power-On Modes Self-Start, Scheduled, Normal Reset Hardware Reset & System Restore Power Supply DC 19V Operating Stability 7×24 Hours

Description

卡达斯 COUDUS All-in-One Lecture Capture Recorder (model TK-LB650) is a Lecture Capture & Recording System product from 卡达斯 COUDUS, built for meeting rooms, lecture halls, command centers and education venues. Embedded all-in-one lecture capture recorder with ARM quad-core processor and Linux OS, supporting 7×24 operation. Integrates audio/video capture, encoding, recording, live streaming, on-demand playback, directing, and remote interaction. Features 2×HDMI (4Kp60) + 6×SDI (1080p) inputs, 5 video outputs, H.264/H.265 encoding, 2TB storage, and fanless silent design.

This all-in-one lecture capture recorder features an integrated design with embedded ARM quad-core processor and Linux OS, supporting 7×24 continuous operation for reliable performance. The full-metal 1U chassis supports rack mounting with fanless cooling for silent operation, minimizing classroom noise interference. Core Features Integrates audio/video capture, encoding, processing, recording, on-demand playback, live streaming, directing, remote interaction, and O&M management in a single device. Built-in 3.2" LCD screen displays storage status, version, recording status, and IP address. Front-panel shortcut buttons enable one-click IP check, recording/live status viewing, and recording/live control. Video Processing Supports H.264 and H.265 encoding standards with adjustable bitrate from 512kbps to 20Mbps and resolution from 640×360 to 3840×2160. AAC audio encoding at 48KHz sampling rate ensures faithful sound reproduction. Rich Interface Configuration Video Inputs: ≥2×HDMI (4Kp60, backward compatible to 1080p/720p) + ≥6×SDI (1080p, backward compatible to 720p). Video Outputs: ≥5 HD outputs (≥4×HDMI + ≥1×UVC), max 4K resolution. Audio Inputs: ≥1×Stereo Line-in. Audio Outputs: ≥2×Stereo Line-out. Network: ≥2×10/100/1000M RJ45. Control: ≥5×RS232 for external central controller, director keyboard, control panel. USB: ≥6 ports (Type-A≥3, Type-B≥1, Type-C≥2). Expansion & Interaction Optional built-in interaction supports up to 10-party remote conferencing without additional cloud/local servers. Built-in HID control enables direct operation of connected PCs via the recorder. USB Type-B supports UVC+UAC for plug-and-play audio/video output and input, compatible with mainstream OS and video conferencing software. Supports multiple video signal input types. Storage & Power Built-in 2TB high-speed HDD with expandable storage. Supports power-on self-start, scheduled start, and normal start modes. Reset key for hardware reset and system restore. DC 19V safe power supply with low power consumption.

Frequently asked questions

What is the minimum order quantity (MOQ) for the All-in-One Lecture Capture Recorder?

The MOQ for the 卡达斯 COUDUS All-in-One Lecture Capture Recorder (model TK-LB650) is 1 unit. For mixed-model orders, project tenders or OEM/ODM runs the MOQ is negotiable — send COUDUS your target quantity and destination market for a tailored quotation.

Is the All-in-One Lecture Capture Recorder available for OEM or ODM customization?

Yes. 卡达斯 COUDUS supports OEM/ODM on the All-in-One Lecture Capture Recorder, including logo printing, housing finish and colour, packaging artwork, multilingual manuals, and firmware/UI branding. Share your specification and we will confirm feasibility, tooling cost and sample lead time.

What is the lead time for the All-in-One Lecture Capture Recorder?

In-stock 卡达斯 COUDUS Lecture Capture & Recording System typically ships within 7–15 working days after payment. Bulk and customized orders usually take 20–30 working days depending on quantity and configuration. Exact lead time is confirmed on your proforma invoice.

Does 卡达斯 COUDUS provide a warranty for the All-in-One Lecture Capture Recorder?

Yes. 卡达斯 COUDUS provides a 12-month manufacturer warranty covering defects in materials and workmanship, plus lifetime remote technical support. Extended warranty and spare-part packages are available for project orders — the exact terms are stated in your quotation.

Can I order a sample of the All-in-One Lecture Capture Recorder before buying in bulk?

Yes, sample orders are supported. Testing a sample lets you verify audio performance, build quality, finish and system compatibility before committing to volume. Sample cost is normally credited against your subsequent bulk order.

What certifications does the All-in-One Lecture Capture Recorder have?

卡达斯 COUDUS builds the All-in-One Lecture Capture Recorder under a documented quality-control process, and certification documents (CE, RoHS, FCC and others, where applicable) can be provided on request for your destination market. Tell us the target country and we will supply the relevant paperwork.

Is the All-in-One Lecture Capture Recorder compatible with third-party conference equipment?

卡达斯 COUDUS designs the All-in-One Lecture Capture Recorder with standard professional interfaces so it integrates with common third-party DSPs, mixers, camera-tracking systems and control platforms. Send us your system diagram or existing equipment list and our engineers will confirm compatibility before you order.

Does 卡达斯 COUDUS provide installation guidance and after-sales support for the All-in-One Lecture Capture Recorder?

Yes. 卡达斯 COUDUS supplies wiring diagrams, mounting templates and configuration guides with every Lecture Capture & Recording System order, and our engineers provide remote commissioning assistance by video call. On-site support and integrator training can be arranged for large projects.

What buyers say

★★★★★
“COUDUS wireless digital conference systems have run stably across our 12 boardrooms for over two years — clear audio, strong anti-interference, and fast OEM customization. A reliable conference system manufacturer.”
Mr. Thomas BeckerProcurement Director · MEDIAN AV GmbH · Germany
★★★★★
“The gooseneck conference microphones are solidly built, fully CE certified, delivered on time, with responsive after-sales technical support. As a Middle East integrator we value the manufacturer’s delivery reliability.”
Mr. Ahmad Al-FarsiProject Engineer · GulfTech Solutions · UAE

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