DC220 Firmware Download

Release Date: 2021-08-10 Version: 4.6.2503


  • Update to support RTP-TS.
  • Fix the bug of image overlay.
  • Update to support NDI|HX (Version 2.0).

Release Date: 2021-07-28 Version: 4.6.2502


  • Updated the intercome server function;

Release Date: 2021-06-30 Version: 4.6.2501


  • Optimize previewing function

Release Date: 2021-06-21 Version: 4.6.2500


  • Update to support audio compensation to solve the audio and video synchronization for network streams. You can set up audio compensation for added network streams, positive for delay audio and negative for advanced audio.
  • Update to support voice intercom by bi-directional intercom between encoders and decoders or by directly connecting the device with your computer or smartphone.

Release Date: 2021-06-09 Version: 4.6.2309


  • Optimized audio video sync issue;

Release Date: 2020-12-02 Version: 4.6.2308


  • Optimized audio and video synchronization of decoded output;
  • Fixed the problem that "nested audio control button" is invalid when SDI output;
  • SRT decoding now supports Stream ID;
  • Added the "static routing" function;
  • Fixed the problem of "SRT cannot automatically reconnect after the device restarts in certain scenarios";

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