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FoMaKo K820N 60FPS 4K NDI PTZ Camera, 20X Optical Zoom, Supports NDI 4K 60fps, 4KP60 AI Auto-Tracking, 1/1.8 UHD CMOS 8.42MP, USB 3.0 3G-SDI HDMI, for Church, Worship, Education, Events
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FoMaKo Live Streaming System
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FoMaKo
K820N
The K820S is a broadcast-grade 4K PTZ camera that supports simultaneous 4K 60fps ultra HD signal output via HDMI, NDI, and USB interfaces.

Advanced 4K PTZ Camera
FoMaKo K820N 4K PTZ Camera is a professional camera featuring 4K@60fps, NDI, AI tracking, 20X optical zoom, plug & play and USB 3.0, ideal for live streaming and recording in scenarios like churches.
3 years Wanrranty

4K 60FPS
FoMaKo K820N 4K PTZ Camera, equipped with high-tech SOC and 4K CMOS, supports 4K@60fps and multiple frame rate outputs, delivering clearer and smoother video for professional live streaming and recording.

NDI HX3
FoMaKo K820N 4K PTZ Camera features NDI|HX3 technology, offering low latency, high compression ratio and excellent compatibility, ideal for professional live streaming and remote production in various scenarios.

AI Auto Tracking
FoMaKo K820N 4K PTZ Camera features AI humanoid auto-tracking, which seamlessly follows every movement of the subject with advanced algorithms and automatically retracks the target once it reappears after exiting the frame.

Abundant interfaces
FoMaKo K820N 4K PTZ Camera is equipped with a full range of interfaces including RESTORE, HDMI, 3G-SDI, LINE IN, USB, RS232, LAN (PoE+), DC 12V and power switch, meeting diverse audio/video transmission, control and power supply needs.

Multiple Application Scenarios
FoMaKo K820N 4K PTZ Camera is specially designed for 4K live recording, ideal for professional scenarios including church live streaming, studio recording, concert live streaming and large conferences.
Tech Specs
Description
- 【 FoMaKo 4K PTZ Camera 60FPS 】. FoMaKo K820N use Low power and high-performance Ambarella 4KP60(4K 60FPS) AI vision chip, More Stronger and smoother ability to handle 4K videos. 1/1.8-inch high-quality UHD CMOS sensor. Effective pixels: 8.42 Megapixels. Supports HDMI 2.0 interface and Output 4K (3840x2160) at 60fps(4KP60) Uncompressed Ultra High Definition Profession Video, Made for Church Worship Live Services Live studio, Events. PoE supported.( K820N: NDI License Included.)
- 【 Advanced AI Auto-Tracking Gen 3 Version 】. FoMaKo third-generation AI Tracking enables more customized tracking features, such as you can adjust the tracking modes, tracking sensitivity, figure size, AI-Track Speed, Horizontal tracking only,character position,lost target action, etc. simply press F3 on the remote control to turn on AI Auto tracking and Press the left and right buttons on the remote control to switch tracking target.
- 【 4K NDI PTZ Camera 】. NDI | HX3, NDI | HX2 Supported (NDI License Included, Officially Approved by Newtek Inc). Low latency. Support plug and play, which is convenient for project implementation and deployment. More stable, better video quality through NDI flow, even under low bandwidth network (NDI HX3 Supported). Tips: No built-in microphone. Audio capture requires an external microphone with a power supply.
- 【 20X optical zoom PTZ Camera with 16x Digital Zoom 】. Pan: -162.5~+162.5 degree. Tilt: -30~+90 degree. The maximum field angle is 60 degree(FOV). Built-in gravity sensor and supports the automatic image flip function. The PoE (Power over Ethernet) feature allows you to only bring up a a single network cable to power, control and stream video/audio when using LAN slot.
- 【 Multiple Video Output Interfaces 】. Simultaneous NDI/LAN, USB3.0 Type-C, HDMI 2.0 and 3G-SDI, four channels video output. HDMI: 4KP60, 4KP59.94, 4KP50,4KP30,1080P60,1080I60,1080I50, etc. USB3.0: 4KP30,1080P60 etc. LAN:4KP60,1080P60, etc. 3G-SDI: 1080P60,1080P59.94,1080P50,1080I60,1080I50 etc. supports broadcast rate and covered 1080P, 720P resolutions.
- 【 3-Year Limited Warranty 】 - Shop with confidence. 30-Day No-Questions-Asked Money-Back Guarantee. Risk-free purchase. Free Online Training - Get started easily. 24/7 Expert Assistance and - Responses within 24 hours (please include your Order ID). If necessary, we can provide remote assistance in setting up. Enjoy our lifetime customer technical support. Your satisfaction is our priority, we have got you covered!
- 【 What's in the box 】.FoMaKo 4K 60FPS AI Tracking NDI PTZ Camera 20x optical zoom, IR Remote Controller, Wall Mount, Ceiling Bracket, USB Cable, Power Adapter 12V 2A, User Manual. Tips: Support ultra long distance remote control (Max 50 meters).
K820N Features
▶ 1/1.8 inch High - Quality CMOS SensorEquipped with a 1/1.8 - inch high - performance CMOS sensor, this camera effectively suppresses noise in both high - light and low - light environments. It supports a maximum resolution of 1920×1080 and a frame rate of up to 60fps, ensuring sharp, smooth video output with accurate color reproduction.
▶ 20x Optical Zoom LensFeatures a 20x optical zoom lens, capturing wide panoramas and fine details, providing an immersive, rich video experience for users.
▶ Multiple Video Output InterfacesSupports HDMI 2.0, 3G - SDI, LAN, and USB3.0 interfaces. HDMI/3G - SDI enable long - distance transmission (3G - SDI reaches 100m@1080P30), USB3.0 allows quick local recording, and LAN supports networked control/streaming. Capable of outputting three HD signals simultaneously.
▶ Multiple Audio/Video Compression StandardsSupports H.264 and H.265 video compression—H.265 balances high quality and low bandwidth for 4K - like efficiency. For audio, it uses AAC format with a 48000Hz sampling rate, ensuring clear sound. With a max 1920×1080@60fps resolution.
▶ Multiple Network ProtocolsCompatible with NDI|HX3, TCP/IP, HTTP, RTSP, RTMP/RTMPS, ONVIF, DHCP, SRT, Multicast. RTMP pushes streams to platforms (YouTube, Zoom), RTP multicast distributes to large audiences, and VISCA over IP enables remote camera control.
▶ Powerful AI TrackingPowered by a high - speed processor and advanced AI algorithms, it offers real - time and regional tracking modes. In education/meetings, it locks onto speakers automatically; users switch targets via webpage - based person boxes. Ensures stable focus on key subjects, even in dynamic live broadcast scenarios.
▶ Multiple Control ProtocolsSupports VISCA, ONVIF, PELCO D, and PELCO P. Automatically detects and adapts to connected systems (e.g., conference room controllers, broadcast switchers). Simplifies integration—engineers connect via RS232/485 or IP, with protocols auto - recognized for hassle free setup.
▶ Built - in Gravity SensorIntegrates a gravity sensor, enabling PTZ auto - flip. Simplifies camera installation by auto - adjusting image orientation.
▶ IR Remote Control & LCD DisplayControls pan/tilt/zoom, preset calls via an IR remote—ideal for quick on - site adjustments. Connect HDMI/SDI to display devices, and the screen shows camera status (IP, resolution, frame rate) and menu settings.
▶ Multiple Application ScenariosSuitable for online education, lecture capture, webcasting, video conferencing, telemedicine meeting diverse professional A&V needs.
Camera Parameters
▶ Video Resolution:
HDMI:4KP25, 4KP30, 4KP50, 4KP60, 4KP59.94, 4KP29.97, 1080P25, 1080P30, 1080P50, 1080P60, 1080P59.94, 1080P29.97, 1080I50, 1080I60, 1080I59.94, 720P50, 720P59.94, 720P60;
3G-SDI:1080P25, 1080P30, 1080P50, 1080P60, 1080P59.94, 1080P29.97, 1080I50, 1080I60, 1080I59.94, 720P50, 720P59.94, 720P60
▶ Sensor:1/1.8 Inch, CMOS, Effective pixels: 8.42M
▶ Scanning Mode:Progressive
▶ Lens:20x, f = 6.25mm - 125mm, F1.58 - F3.95
▶ Digital Zoom:16X
▶ Minimum Illuminance:0.5 Lux @ (F1.8, AGC ON)
▶ Shutter:1/30s - 1/10000s
▶ White Balance:Auto, Indoor, Outdoor, One Push, Manual, VAR
▶ Backlight Compensation:Support
▶ Digital Noise Reduction:3D Digital Noise Reduction
▶ Video S/N:≥ 55dB
▶ HFOV:60° - 3.5°
▶ VFOV:35.7° - 2.0°
▶ Horizontal Rotation Range:±170°
▶ Vertical Rotation Range:-30° - +90°
▶ Pan Speed Range:1.8°/s - 80°/s
▶ Tilt Speed Range:1.5°/s - 49°/s
▶ H & V Flip:Support
▶ Image Freeze:Support
▶ Number of Preset:255
▶ Preset Accuracy:0.1°
Network Specifications
Video Compression: H.264/H.265/MJPEG
Video Stream: First Stream, Second Stream
First Stream Resolution: 3840x2160, 1920x1080, 1280x720, 1024x576, 720x480, 720x408, 640x480, 640x360
Second Stream Resolution: 720x480, 720x408, 640x480, 640x360, 480x320, 320x240
Video Bit Rate: 32kbps ~ 51200kbps
Bit Rate Type: CBR, VBR
Frame Rate: 50Hz: 1fps ~ 50fps, 60Hz: 1fps ~ 60fps
Audio Compression: AAC, G711A
Audio Bit Rate: 96Kbps, 128Kbps
Support Protocols: NDI|HX3, TCP/IP, HTTP, RTSP, RTMP/RTMPS, ONVIF, DHCP, SRT, Multicast
Input / Output Interface
HD Output:HDMI Interface: 1 x HDMI: Version 2.0;3G - SDI Interface: 1x 3G-SDI: BNC type, 800mVp-p, 75ff. Along to SMPTE 424M standard
Network Interface:1 x LAN: 100M/1000M Adaptive Ethernet Port, support PoE +
Audio Interface:1 x LINE IN: 3.5mm Audio Interface
USB Interface:1 x USB: Type - C
Communication Interface:1 x RS485: 3pin phoenix port, Max Distance: 1200m, Protocol: VISCA/Pelco-D/Pelco-P;1 x RS232 IN: 8pin Min DIN, Max Distance: 30m, Protocol: VISCA/Pelco-D/Pelco-P;1 x RS232 OUT: 8pin Min DIN, Max Distance: 30m, Protocol: VISCA network use
Restore Button:Support
Power Interface:JETTA type (DC IN 12V)
Included in the Box

PTZ Camera

Remote Control

Power Adapter

Wall Mount

RS232 Cable

USB 3.0 Cable

User Manual
FAQs
Please read our FAQs page to find out more.
What is the maximum frame rate of this camera?
It supports up to 60fps.
Which signal sources support 4K 60fps?
HDMI, NDI, USB and RTSP network streams all support up to 4K 60fps.
Does this camera support AI tracking?
Yes, it is equipped with FoMaKo 3rd-generation AI tracking algorithm for smoother tracking.
Does this camera support NDI HX3?
Yes, it supports NDI HX3, and you can enable/disable NDI HX3 via the web interface.
What PTZ control protocols does this camera support?
It supports Visca over IP, NDI, ONVIF, Visca, Pelco D/P and UVC PTZ control protocols.
How far can the 4K HDMI signal be transmitted?
With a standard HDMI cable, the maximum transmission distance is 30 meters;
With a FoMaKo fiber optic HDMI cable, it can transmit up to 300 meters with almost no latency.
Does this camera support PoE function?
Yes, it supports PoE+
Does this camera come with G-Sensor?
Yes, it features a built-in G-Sensor that automatically flips the image to the correct orientation, whether installed upright or ceiling-mounted.










