Professional HDMI, SDI and AHD capture, conversion, distribution and Thunderbolt products with reliable hardware and complete development support.
Reliable hardware and complete support for professional video workflows.
Dual-channel M.2 Micro-SDI capture card supporting dual 1080p60 3G-SDI/HD-SDI video and embedded audio, with YUY2, NV12, XRGB and hardware deinterlacing.
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Single-channel M.2 4K60 Micro-HDMI capture card with HDMI input and loop-through, 2K144 and 1080p240 high-frame-rate capture, plus YUY2, XRGB, NV12 and embedded audio.
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Internal USB 3.0 video output card with simultaneous HDMI and dual 3G-SDI output at up to 1080p60. Compatible with Windows, macOS and Android for broadcast, live production and professional display systems.
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This single-channel SDI/HDMI 4K PCIe capture card is designed for professional imaging equipment and industry systems. It accommodates SDI or HDMI video sources and connects to workstations, industrial computers, or custom video-processing platforms through PCI Express. The dual-interface concept bridges professional SDI equipment and general HDMI devices, making it suitable for broadcast production, medical imaging, machine vision, professional AV, video analytics, and OEM integration.
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This single-channel USB capture box is designed for professional 4K video workflows, combining switchable HDMI 2.0, DisplayPort 1.4a, and Type-C inputs with HDMI loop-through. It supports capture up to 4K60 and provides YUY2, MJPEG, RGB24, I420, NV12, and P010 output formats, together with embedded audio, microphone input, and audio output. A 5Gbps USB 3.0 connection and UVC/UAC compatibility enable driver-free operation across Windows, macOS, Linux, and Android, while up to 100W PD support and an SDK simplify professional integration.
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This dual-channel 3G-SDI PCIe capture card accepts two HD-SDI/3G-SDI sources up to 1080p60 and captures SDI embedded audio or one Line In source. A 5 Gb/s PCIe 2.0 x1 link and onboard processing provide automatic format detection and multi-resolution video streams. YUY2, XRGB, NV12, DirectShow, and V4L2 support make it well suited to streaming, recording, medical imaging, industrial vision, surveillance, and OEM integration.
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This dual-HDMI plus dual 3G-SDI Thunderbolt 3 capture box supports four channels of video and embedded audio at up to 1080p60 per channel, together with an independent Line In. Its 40 Gb/s host link supports daisy-chain expansion, while YUY2 4:2:2, XRGB, NV12, hardware scaling, and deinterlacing suit multi-camera streaming, broadcast recording, medical imaging, industrial vision, AI processing, and professional integration.
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This triple-HDMI plus single 3G-SDI Thunderbolt 3 capture box supports four channels of video and embedded audio at up to 1080p60 per channel. A 40 Gb/s host link with daisy-chain expansion, YUY2 4:2:2, XRGB, and NV12 formats, hardware scaling, and deinterlacing combine convenient HDMI connectivity with locking long-distance SDI transmission for multi-camera streaming, broadcast production, medical imaging, industrial vision, AI analysis, and professional integration.
Product details →From capture and conversion to distribution and high-speed transmission, LongTime supports broadcast, medical, industrial, education and live production workflows.
SDI / HDMI multi-channel production
Reliable low-latency video acquisition
Lecture capture and collaboration
Hardware and SDK customization