Shenzhen dingshen Industrial Co., Ltd

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RS485 Network Video Transceiver Two Way Wireless HD Transmitter

RS485 Network Video Transceiver Two Way Wireless HD Transmitter

  • RS485 Network Video Transceiver Two Way Wireless HD Transmitter
  • RS485 Network Video Transceiver Two Way Wireless HD Transmitter
RS485 Network Video Transceiver Two Way Wireless HD Transmitter
Product Details:
Place of Origin: China
Brand Name: Ding Shen
Model Number: DS-TDD20
Payment & Shipping Terms:
Minimum Order Quantity: 1 Set
Price: Negotiation
Packaging Details: export standard packing
Delivery Time: 3-7 days
Payment Terms: T/T
Supply Ability: 1000PCS per month
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Detailed Product Description
Frequency:: 330-530MHz(optional) Transmission Mode::: Full Duplex
Operating Voltage:: DC12V Ethernet Interfaces::: RJ45
Output Power:: 5-20W Adjustable Modulation:: TDD-COFDM
Dimensions:: 210 * 133 * 54mm Working Temperature::: -40°C~85°C
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RS485 Network Video Transceiver


Two Way Wireless HD Transmitter


530MHz Wireless HD Transmitter

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 ultra-low latency H.264 COFDM HD portable wireless video transmitter, adopted the 4th generation multi-carrier modulation technology and highly efficient/ innovative H.264 compression coding. Greatly improve coding efficiency,decrease coding delay, optimize algorithm, anti-bit error rate and improve image quality, which use the lowest bit rate to achieve the best image compression.

Used in special government emergency use, such as: police, fire, maritime coastal defense, waterways, ports, digital urban management and other departments.


1. Advancement: TDD-COFDM channel modulation technology, with ultra-wideband, fully transparent transmission.
2. Security: private network, private communication transport protocol, the only synchronization code, AES encryption.
3. Flexibility: transparent transmission of IP data channel, supports multi-user access.
4. Scalability: all-digital network, is compatible with all IP data transmission equipment.

Special Features:

(1) TDD-COFDM technology;
(2) Full duplex working mode
(3) User can modify the all parameters;
(4) LCD sceen shows the working signal strength indication;
(5) Built in with Ethernet & RS-485/RS232/RS422 data ports;
(6) Baud rate can up to 921600bps.
(7) AES128 encryption and customized key password.
(8) Real time transfer;
(9) Available frequency:330-530MHz ;


  1. Provid 6.5Mbps max video&data stream,adaptive dynamic allocation technique;
  2. Support protocol PTP &PMD network technology;
  3. Support non-line of sight(NLOS) high speed mobile transmission
  4. Standard RJ45 ethernet interface to transmit/receive video&data signals at the same time;
  5. Support high standard military grade application

Technical performance:

  • Multi-frequency network base stations, base station with a single frequency network building, the same frequency network with two-way communication, high spectrum efficiency;
  • Flexible allocation of channel resources to achieve point-to-point, point-to-multipoint, multipoint-to-multipoint two-way communication;
  • Multiple channel modulation bandwidth and a variety of modulation mode function;
  • Flexible TDD slot allocation model to meet the single-frequency multi-user access, save the spectrum, the same power to reduce power consumption;
  • Spectrum sensing, perception slot, upstream bandwidth sensing function;
  • Strong diffraction ability and anti-multipath capability, excellent diffraction and penetration;
  • High-sensitivity receiver, can still ensure BER <10E-5, frame error rate <1% when the reception level is -110dBm;
  • Powerful error correction capability;
  • Low PAPR, high power amplifier efficiency, low power consumption;
  • Can support to transmit video audio and etc signals synchronous,high speed and real time.
  • Can work well at the velocity of 600km/h.
  • Digital signal processing, a strong system of confidentiality, stability and reliability of wireless broadband technology ASE128/256bits;

System performance:

  1. Use TDD time division multiplexing technology with COFDM modulation system solution;
  2. The device comes with LCD panel display parameters,adjustable parameters;
  3. On the LCD sceen shows the working signal strength indication;
  4. Can be 1 or 2 ethernet ports and RS485/RS232/RS422 data port;
  5. With AES128 encryption and customized key code.
  6. Super low delay,within 50-80ms;
  7. Transmit rate up to 6.5Mbps; Video and data occupy the same channel;
  8. Available frequency:330-530MHz,have to choose 100MHz space among of the range;


Transmission mode: Full duplex
Transfer Protocol: Standard TCP/ IP, transparent transmission,serial asynchronous
Data type: 10 / 100Bate-T Ethernet, industrial RS-232, RS-422, RS-485 standard
Audio channel: customized analog audio intercom interface (non-Open)
Transfer Rate: 6.5Mbps in total;The video&data occupy the same channel
Baud rate: 720 ~ 921600bps
Transmission delay: 50~ 80ms
Networking format: PTP and PTMP
BER: ≤10-6
Transmit distance: 1-3km NLOS on ground / 40km LOS distance on sea area;
1-80km LOS distance/50km NLOS (on helicopter)
Receiving sensitivity: -103dBm
Ethernet interfaces: RJ45
RS-232/422/485 physical interface: Six pin terminals
Power input physical interface: Six pin terminals
RF physical interface: SMA female


Technical parameters:

Output frequency: 330-530MHz(optional),
step in 1MHz (other frequencies can be customized)
Output Power: 5-20W adjustable
Working Bandwidth: 4MHz / 8MHz adjustable
Encryption: 128bit AES (Optional 256bit AES)
Correction mechanism: 32bit of CRC, ARQ
Modulation: TDD_COFDM, time division duplex mode
Parameter Control: adjustable parameters through the LCD panel
Operating voltage: DC12V
Ethernet: 10 / 100BaseT, Auto-MDI / X, IEEE802.3
Working temperature: -40°C~85°C
Built-in battery: 12000mA (can be with or not)
Working time: 6 hours
Dimensions: 210 * 133 * 54mm

RS485 Network Video Transceiver Two Way Wireless HD Transmitter 0RS485 Network Video Transceiver Two Way Wireless HD Transmitter 1

RS-232/RS-485 Network Video Transceiver , Wireless HD Transmitter Two Way Transmission


Contact Details
Shenzhen dingshen Industrial Co., Ltd

Contact Person: Mrs. Li

Tel: 86-13480804763

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