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Wholesale Huidu LED Media Player A4L Asynchronous LED Controller for LED Display Screen

Wholesale Huidu LED Media Player A4L Asynchronous LED Controller for LED Display Screen Featured Image
  • Wholesale Huidu LED Media Player A4L Asynchronous LED Controller for LED Display Screen

Short Description:

A4L is an LED display multimedia player that supports playing videos, pictures, GIF animations, texts, WPS documents, tables, clocks, timing, and other programs. It integrates functions such as asynchronous playback, synchronous playback, supporting multi-terminal control and release programs.

Standard configuration of Wi-Fi, support mobile phone APP – “LedArt” wireless control; support mobile phone/tablet wireless screen display; support access to the “XiaoHui Cloud” platform, easy to achieve Internet remote cluster management; The capacity storage space makes asynchronous playback worry-free; it supports external connection of various environmental monitoring sensors to realize real-time viewing of environmental monitoring data.

A4L has high video playback performance, added terminal network security protection mechanism, simple software operation, complete functions, and ultra-high cost performance. It can be applied to LED displays in various commercial display, smart display and other fields.


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Product Detail

Product Tags

Product Features

Input:

1. Support 1 Gigabit communication network port for debugging parameters, faster program sending speed;

2. Support 1 HDMI IN input interface, support automatic zooming of synchronous pictures, and support synchronous and asynchronous picture-in-picture functions;

3. Support 1 channel USB2.0 (custom OTG/USB mode), 1 channel USB3.0 communication interface, which can be used for inserting programs and expanding capacity;

4. Supports 2 channels sensor input interface, externally connected to various environmental monitoring sensors.

Output:

1. Standard 2 Gigabit output network ports, directly cascaded HD-R series receiving card control display;

2. The maximum control range is 655,360 pixels, the maximum horizontal (discounted) support is 16384 pixels, and the maximum vertical support is 4096 pixels;

3. 1 channel TRS 3.5mm standard two-channel audio output.

Functions:

1. Standard 2.4GHz Wi-Fi, support mobile phone APP wireless control (support STA mode, in this mode, the device can connect to the nearby Wi-Fi network);

2. Support multi-channel video window playback (support up to 2-channel 4K or 6-channel 1080P or 10-channel 720P or 20-channel 360P);

3. Support synchronous and asynchronous switching playback;

4. Support 4G/5G (optional) access to XiaoHui Cloud platform to realize Internet remote cluster management.

 

Appearance Description

Front Panel:

图片1

Serial number

 Name Description

1

 Working light PWR：Power indicator light, the green light is always on, and the power input is normal

RUN：System running light, the green light is flashing, the operating system is running normally; the green light is always on or off, the system is running abnormally

DISP：Display indicator, green light flashes, the FPGA system is running normally; the green light is always on or off and the system is running abnormally

Wi-Fi：Wireless indicator light, in AP mode, the green light is blinking; in STA mode, the green light is always on. The red light is blinking, the Wi-Fi is abnormal, and the light is off; the Wi-Fi bridge cannot connect to the server, and the yellow light is always on

4G/5G：Communication network indicator, green light is always on, the connection to the cloud server is successful; yellow light is always on, the cloud service cannot be connected; red light is always on, there is no signal or the SIM is in arrears or cannot dial; the red light is blinking, the SIM cannot be detected; No light, no module detected

2

 SIM card slot Nano SIM card slot, providing 4G/5G networking for remote control (optional 4G/5G module)

3

 Function button HDMI IN：HDMI signal input, synchronous playback

ASYNC：Asynchronous mode switching

NEXT：Switch program play

4

 Switch Control the power of the player box, ON means power on and OFF means power off

Rear Panel:

图片2
Serial number Name Description

1

 Wi-Fi antenna Connect Wi-Fi antenna to enhance wireless signal

2

 Sensor External temperature, humidity, brightness, wind speed, wind direction, noise, PM2.5, PM10, CO₂ and other sensors

3

 4G/5G antenna Connect 4G/5G antenna (4G with 1 antenna, 5G with 4 antennas, optional)

4

 Power supply 5V 3A ,12V 1.5A

5

 Input network port Gigabit input network port, connect to computer to debug and release programs, can be used to access LAN or Internet

6

 Reset Reset pinhole

7

 Audio output TRS 3.5mm standard two-channel audio output port

8

 HDMI HDMI IN：HDMI1.4 synchronous signal input interface, support adaptive scaling

9

 USB USB：USB3.0 for updating programs, inserting programs or expanding capacity

OTG：Used for debugging or upgrading firmware (default USB 2.0 function, factory configurable)

10

 Output network port Gigabit output network port, cascaded with HD-R series receiving card

11

 Ground wire Ground wire connection port

Product Parameters

Dimensions (mm):

图片3

Tolerance: ±0.3 Unit: ㎜

Product Specifications:

Electrical parameters Input power DC 5V-12V
Maximum power consumption 18W
Storage Space Random access memory 2GB
Internal storage 16GB
Storage environment Temperature -40℃～80℃
Humidity 0%RH～80%RH (No condensation)
Working environment Temperature -40℃～70℃
Humidity 0%RH～80%RH (No condensation)
Packaging information list:
1×A4L
1 x HDMI cable
1 x power adapter
1×WiFi Glue Stick Antenna
1× Certificate of qualification
Note: 4G/5G antennas are optional with 4G/5G modules 1/4
Size 287mm×140.3mm×42.3mm
Net weight ≈1140g
Protection degree IP20
Please pay attention to water resistance, e.g. prevent water dripping into the product, do not get wet or rinse the product
System software Android11.0 operating system software
Android terminal application software
FPGA software

Media Decoding Specifications:

Pictures

Category Decoding Size Format Remarks
JPEG JFIF file fommat 1.02 96x32piels to 817×8176 pixels JPG、JPEG Non-interlaced scanning is not supported;
SRGB JPEG is supported;
Adobe RGB JPEG is supported
BMP BMP Unlimited BMP NA
GIF GIF Unlimited GIF NA
PNG PNG Unlimited PNG NA
WEBP WEBP Unlimited WEBP NA

Video

Category Decoding Resolution Maximum frame rate Maximum bit rate
(Ideal situation)		 Format Remarks
MPEG-1/2 MPEG-1/2 48×48 pixels to
1920×1088 pixels		 30fps 80Mbps DAT、MPG、VOB、TS Support Field Coding
MPEG-4 MPEG-4 48×48 pixels to
1920×1088 pixels		 30fps 38.4Mbps AVI、MKV、MP4、MOV、
3GP		 MS, MPEG4 v1/v2/v3, and GMC are not supported
H.264/AVC H.264 48×48 pixels to
4096×2304 pixels		 2304P@60fps 80Mbps AVI、MKV、MP4、MOV、
3GP、TS、FLV		 Field Coding,

MBAFF are supported
MVC H.264 MVC 48×48 pixels to
4096×2304 pixels		 2304P@60fps 100Mbps MKV 、TS Only Stereo High Profile is supported
H.265/HEVC H.265/HEVC 64×64 pixels to
4096×2304 pixels		 2304P@60fps 100Mbps MKV 、MP4、MOV 、TS Main Profile, Tile & Slice are supported
GOOGLE VP8 VP8 48×48 pixels to
1920×1088 pixels		 30fps 38.4Mbps WEBM 、MKV NA
GOOGLE VP9 VP9 64×64 pixels to
4096×2304 pixels		 60fps 80Mbps WEBM 、MKV NA
H.263 H.263 SQCIF(128×96)
QCIF(176×144)
CIF(352×288)
4CIF(704×576)		 30fps 38.4Mbps 3GP、MOV、MP4 H.263+ is not supported
VC-1 VC-1 48×48 pixels to
1920×1088 pixels		 30fps 45Mbps WMV、ASF、TS、MKV、AVI NA
MOTION JPEG MJPEG 48×48 pixels to
1920×1088 pixels		 60fps 60Mbps AVI NA

Application Scenarios

1. Single-node control, support Wi-Fi, network port direct connection, USB interface for communication.

图片4png

2. Cluster control, support Internet remote control.

图片5

3. Synchronous control, through HDMI signal input, synchronous playback.

图片6

Product Appearance

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