HD-R732
Receiving card · R7 Series
- Capacity262.1 K px
- Area256×1024
- Data groups32
Technical support · We help with set-up and use
Official product image — source: Huidu.
Official interface picture — source: Huidu. Open the picture at full size
Huidu · Multimedia player
HD-H8
Fully verified
H Series Manufacturer class: Smart multimedia player box (8 network ports)
Eight-port smart multimedia player that integrates a player, third-party APP messaging and local program production, so it can produce and play programs without a computer. It supports remote control of LED screens, optional wireless screen projection and peripherals such as central control, cameras, speakers and sensors.
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- Setup supportFor Colorlight, NovaStar and Huidu systems we do the setup by connecting remotely with AnyDesk; call us about mounting.
- Compatibility checkCompatibility with the other components is checked during configuration.
- Order trackingShipping and installation status is tracked on your order page.
Key specifications
View Technical Details- Capacity
- 5.24 MP
- Outputs
- 8 × RJ45
- Max. width
- 65,536 px
- Mode
- Synchronous + asynchronous
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- Official product page
- Official specification / manual (V1.0) opens from the manufacturer's page
Best suited for
- Advertising and information displays managed through the cloud without a permanent PC.
- Synchronous installations where a PC or live HDMI/DVI source is shown one-to-one on the display.
- Displays with a total load of up to 5,240,000 px (8 Ethernet outputs).
Key features (manufacturer)
- Total load of 5.24 million pixels, the widest 65,536 pixels or the highest 8192 pixels
- Eight-way Gigabit Ethernet output for cascaded HD receiving cards
- Two HDMI 1.4 inputs supporting cascade splicing and picture-in-picture, plus one HDMI OUT for loop-out or image monitoring
- One SFP optical port input and one SFP OUT for cascading and optical fiber long-distance transmission
- Video playback performance: 2-channel 4K or 6-channel 1080P or 10-channel 720P or 20-channel 360P
- Dual Wi-Fi chips supporting 2.4G/5G frequency bands, with Wi-Fi hotspot and wireless Internet access at the same time
- Multi-platform wireless screen projection for Windows, iOS and Android (optional)
- Android11.0 operating system with 4GB running memory and 64GB internal storage
Capacity and network topology
1
2
3
4
5
6
7
8
- Total capacity
- 5,240,000 px
- Max. width × height
- 65,536 × 8,192 px
- Operating mode
- Synchronous + asynchronous
Technical specifications
- Synchronous (live) mode
- Asynchronous (stored) mode
- Wi-Fi
- LAN
- USB playback
- Cloud / remote management
Capacity and outputs
- Loading capacity
- 5,240,000 px
- Maximum width
- 65,536 px
- Maximum height
- 8,192 px
- Ethernet outputs
- 8
- Port speed
- 1 Gbps
Inputs and playback
- HDMI inputs
- 2
- HDMI outputs
- 1
- Input interfaces
- HDMI 1.4 ×2, SFP optical port ×1
- Max. decoding resolution
- 4096×2304
- Video codecs
- MPEG-1/2, MPEG-4, H.264/AVC, MVC, H.265/HEVC, GOOGLE VP8, GOOGLE VP9, H.263, VC-1, MOTION JPEG
- Storage
- 4GB running memory + 64GB internal storage
- Operating system
- Android 11.0
Connectivity and software
- Sensor interfaces
- Sensor interface (TTL level) ×1
Physical
- Dimensions
- 289.2mm×141mm×44mm (including mounting ears)
- Weight
- 1.34KG
- Operating temperature
- -40℃~70℃
- Input voltage
- DC 5V-12V (5V 6A, 12V 3A)
- Power consumption
- 21W
Manufacturer-specific technical data
In the manufacturer's own wording (the original English terms are kept).
Capacity
- Total load
-
5.24 million pixels, the widest is 65,536 pixels or the highest is 8192 pixels
- Storage space
-
- Running memory 4GB
- internal storage 64GB
Network
- LAN IN
-
Gigabit network port, communicates with the outside world via TCP/UDP
- Wi-Fi
-
- Dual Wi-Fi chips, 2.4G/5G frequency bands
- Wi-Fi hotspot and wireless Internet access can be open simultaneously
- 4G/5G
-
- Optional 4G/5G module according to region, used with 4G/5G antenna
- Micro SIM card slot
Interfaces
- Network ports 1-8
-
8-way RJ45 Gigabit output network port, cascaded HD receiving card display
- HDMI IN
-
- HDMI1.4, supports adaptive scaling
- recommended 1920*1080@60Hz, maximum 3840*2160@30Hz, minimum 800×600@60Hz
- custom resolution
- HDCP 1.4
- HDMI LOOP
-
- HDMI1.4, synchronous signal input or splicing input
- maximum 2048×1152@60Hz, minimum 800×600@60Hz
- custom resolution
- HDMI OUT
-
HDMI1.4, used for cascade data loop-out or image monitoring
- SFP IN / SFP OUT
-
- Cascade signal input for splicing display of cascaded H8 devices
- cascade signal output as the data source of the SFP IN of the next device
- USB
-
USB 3.0 (front), USB2.0 and OTG (USB3.0, default USB flash drive function): material storage, program update, firmware upgrade or capacity expansion
- Audio
-
TRS 3.5mm standard dual-channel audio output port
- Sensor interface
-
TTL level interface for external sensor accessories such as environmental monitoring, multi-function sensor or GPS
Control
- Central control
-
- One RS232 and one RS485 interface (4PIN Phoenix terminal, supports central control protocol)
- one 2PIN relay interface (reserved)
- Remote control
-
- Infrared remote control reception, recommended within 10 meters
- Bluetooth voice control and Bluetooth speakers, keyboards and mice
Playback
- Video playback performance
-
2-channel 4K or 6-channel 1080P or 10-channel 720P or 20-channel 360P
- Video decoding
-
- H.264/AVC, H.265/HEVC and VP9 up to 4096×2304 pixels (2304P@60fps)
- MPEG-1/2, MPEG-4, VP8, VC-1 and Motion JPEG up to 1920×1088 pixels
- Picture formats
-
JPG, JPEG, BMP, GIF, PNG, WEBP
Electrical
- Input power
-
- DC 5V-12V (5V 6A, 12V 3A)
- maximum power consumption 21W
- standby power consumption less than 0.5W
Physical
- Size and weight
-
- 289.2mm×141mm×44mm (including mounting ears)
- net weight 1.34KG
- protection level IP20
Sources
Source note
Compiled from the official English specification "Smart Multimedia Player HD-H8" V1.0 (first release Nov. 22, 2024). The document gives a total load only; it prints no per-port capacity. The 4G/5G module is listed as optional and GPS is an external accessory on the sensor interface. The document names no PC or mobile control software. Not stated in this specification and kept from the earlier excerpt of the official product page (not verified against a document): cloudManagement.
- HD-H8 规格书 (Chinese specification)
- Shenzhen Huidu Technology Co., Ltd.—HD-H8/H6
- 深圳市灰度科技股份有限公司—HD-H8/H6
- Smart Multimedia Player HD-H8 Version: V1.0
- Official product image — HD-H8 (Smart Multimedia Player HD-H8 Version: V1.0)
- Official ports view — HD-H8 (Smart Multimedia Player HD-H8 Version: V1.0)
Dataset: 2026.10.12-1 · last verified: Oct 7, 2026
Interoperability between receiving cards and controllers from different manufacturers is not assumed without official documentation.
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Multimedia player · A Series (dual-mode)
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