Ethernet HDMI Input 4K Video COFDM Wireless Transmitter Module With H265/H264 Low Latency
Key Features
- Supports HDMI input video with a maximum resolution of 4K (3840*2160@30)
- Using H265/H264 encoding, with low latency video transmission
- COFDM modulation technology.
- Supports simultaneous COFDM transmission of two video streams from IP cameras and HDMI input.
- Supports analog audio or HDMI audio input.
- Supports 1-channel unidirectional transparent data transmission via the data UART port.
- Supports configuration management through the Web UI and control UART.
Interface Function Description of COFDM Wireless Transmitter Module
| HDMI in | Standard Type A HDMI connector, capable of supporting up to 4K (3840*2160@30) video input with H265/H264 low-latency encoding. |
| Ethernet | 4 pin PH1.25mm connector, support simultaneous connection of IP camera and HDMI input video for COFDM modulation and transmission together. The parameters of the COFDM module can also be configured via the Ethernet port connection to the computer by Web UI. The default IP address is 192.168.0.215. |
| Data Uart | 3PIN PH1.25mm connector, bidirectional transparent data uart, TTL 3.3V level, transmission baud rate and other parameters can be configured. |
| Control Uart | 4PIN PH1.25mm connector, TTL 3.3V level, it can be connected to the host computer or our configuration control board for management of the COFDM transmitter module. |
| Analog Audio in | 3PIN PH1.25mm connector, capable of connecting analog audio input and video for simultaneous encoding and transmission. Default configuration is HDMI audio input, or it can be configured as HDMI input for video, and this audio input port for analog audio. The audio is encoded as AAC, 16-bit, mono, 48 Kbps. Line in/Mic in can be configured via software. |
| Power in | 2PIN PH2.0mm connector, supports reverse connection protection for power input, power input range is 7 to 30V. The maximum power consumption of the COFDM transmitter module is 5W. Maximum current is 400mA at 12V. |
| HDMI out | Standard Type A HDMI connector |
| USB | Software upgrade and maintenance use |
| Tx | IPEX connector, COFDM modulation RF output port |
COFDM Wireless Transmitter Module Technical Specifications
| Product name | Ethernet HDMI Input 4K Video COFDM Wireless Transmitter Module With H265/H264 Low Latency |
| Modulation | COFDM QPSK, 16QAM, 64QAM |
| Number of Subcarriers | 2K |
| Wireless bandwidth | 1MHz~8MHz adjustable, 1KHz step forward |
| Frequency | 160MHz~4GHz |
| FEC | 1/2, 2/3, 3/4, 5/6, 7/8 |
| Guard interval | 1/32, 1/16, 1/8, 1/4 |
| Output power | Configurable from -93dBm to -5dBm |
| Bitrate | 0.5Mbps to 31.67Mbps |
| Encryption | AES256 |
| Latency | H264 1080P low-latency mode: about 130ms
H265 4K latency mode: about 350ms |
| Size | 80*50mm (The dimensions not including the protruding part of the connector) |
| Weight | 41g |
| Thickness | less than 15mm |
Product Introduction:
This COFDM wireless transmitter module has HDMI input interface, adopts COFDM modulation technology and H.265/H.264 encoding method, it can complete video and audio transmission with low latency in high-speed mobile and NLOS conditions.
The transmitter module consists of video encoder board and COFDM modulator board. This module also provides a transparent transmission UART for unidirectional communication.
It supports maximum 4K (3840*2160@30) video H265/H264 low-latency encoding and COFDM transmission via HDMI input.
It supports IP camera input through Ethernet port and conduct COFDM transmission.
It also supports simultaneous COFDM transmission of two video inputs from IP cameras and HDMI input.
The Paired COFDM receiver module
The default normal functions of this COFDM wireless transmitter module will be paired with our HD5 receiver module as below. The HD video latency from its input of the transmitter to HDMI screen display of the receiver is about 200 ms to 250 ms.
OEM& ODM Service:
We have different kinds of COFDM wireless transmitter modules with different functions, support multiple video input formats.Welcome OEM & ODM video transmission solutions. Contact and talk about your project requirements now.
