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| Categories | COFDM Video Receiver | 
|---|---|
| Brand Name: | Hincn | 
| Model Number: | HCT820-M+ HD1 | 
| Place of Origin: | China | 
| MOQ: | 1 set | 
| Price: | US$498~US$1,795.00 | 
| Payment Terms: | ,T/T,Western Union,MoneyGram,D/P,D/A,L/C | 
| Delivery Time: | 7~14 working days | 
| Supply Ability: | 399 sets/ month | 
| Packaging Details: | carton package | 
| Wireless demodulation: | COFDM | 
| Bandwidths: | 1MHz~8MHz adjustable | 
| Wireless code stream: | 0.5Mbps to 31.67Mbps | 
| Control: | by our Config Panel or other device via control UART | 
| Guard interval: | 1/32,1/16,1/8,1/4 | 
| OEM& ODM: | Support | 
| Company Info. | 
| Hincn Limited | 
| Verified Supplier | 
| View Contact Details | 
| Product List | 

The HC-T820 COFDM transmitter module combines COFDM modulation with H.265/H.264 encoding for low-latency video/audio transmission in high-speed and NLOS conditions. The modular design features separate video codec encoder and COFDM modulator boards connected via flat cable, plus a transparent UART transmission channel.
| HD video input | HDMI Type A connector | 
| Composite video input | 4PIN PH1.5mm connector (CVBS Analog Audio Video Input) | 
| UART Data | 3PIN 1.5mm pitch connector (default TTL3.3V, optional RS232) | 
| UART Control | 4PIN PH1.5mm connector (TTL3.3V) for Config Panel or host computer | 
| Power input | 2PIN PH2.0mm connector (12V Power Supply) | 
| RF output | IPEX connector | 
| Modulation | COFDM (DVB-T) | 
| IFFT mode | 2K | 
| Bandwidth | 1MHz~8MHz adjustable (1KHz steps) | 
| FEC | 1/2, 2/3, 3/4, 5/6, 7/8 | 
| Guard interval | 1/32, 1/16, 1/8, 1/4 | 
| Constellation | QPSK, 16QAM, 64QAM | 
| Code stream | 0.5Mbps to 31.67Mbps | 
| Frequency range | 200MHz~2300MHz (custom bands available) | 
| Tuning resolution | 1KHz steps | 
| Output power | -93dBm to -5dBm (frequency dependent) | 
| Video inputs | Automatic detection of HDMI (priority) or AV input | 
| Supported formats | 1080@60P/50P/30P/25P/24P/60I/50I/30I, 720@60P/50P/30P, NTSC, PAL | 
| Video encoding | H265/H264 | 
| Audio input | HDMI embedded or analog (Mic/Line selectable) | 
| Audio format | AAC, 16bit, stereo, 32Kbps | 
| Latency | H265: 200-250ms; H264: 50-130ms | 
| Operating temperature | 0° to +70°C (optional -40° to +85°C) | 
| Storage temperature | -40° to +85°C | 
| Dimensions | 70×45×14mm (excluding connectors) | 
| Power requirements | 7-24VDC, <340mA@12V | 
COFDM Receiver Technical Specifications:

| Demodulation | |
| Demodulation formats | COFDM(DVB-T) | 
| Carriers | 2K | 
| Bandwidth | 1MHz~8MHz, step by 1KHz | 
| FEC | 1/2, 2/3, 3/4, 5/6, 7/8 | 
| Guard interval | 1/32, 1/16, 1/8, 1/4 | 
| Constellation | QPSK, 16QAM, 64QAM | 
| Bitrates | 0.5Mbps to 31.67Mbps | 
| RF | |
| Frequency Bands | 160MHz~4000MHz | 
| Tuning Step size | 1KHz | 
| Sensitivity | -97±1dBm(BW=8MHz, QPSK, CR=2/3, GI=1/16) for one channel and add 3dBm for two channels | 
| Video and Audio | |
| Video output | HDMI and CVBS, Ethernet(RTSP protocol by default, option UDP), USB | 
| Video formats | 1080P or 720P 720*480 60I(NTSC), 720*576 50I(PAL) | 
| Video Decoding | MPEG-4/H.264 AVC | 
| Audio output | Embedded HDMI and AV audio | 
| Audio Decoding | AAC | 
| Decryption | AES256 | 
| Storage | USB disk or micro SD card | 
| Others | |
| Monitoring and control | setup with Config Panel or Windows PC or other device via control UART. | 
| Temperature range | 0° to +70°C Ambient | 
| Storage Temperature | –40° to +80°C | 
| Receiver board size | 109.4 * 86mm | 
| Input voltage | 7~28VDC | 
| Power consumption | <300mA@12V | 
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