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NDI® Video Encoders

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DE21-4K PRO

DE21-4K PRO

Broadcast and Live Events

  • HDMI 2.0 to NDI® High Bandwidth bi-directional encoder
  • 1x HDMI input, 1x HDMI output; 1x NDI®/PoE RJ45; 3.5 mm line in/out
  • YCbCr 4:2:2 8bit NDI® High Bandwidth HD encoding
  • Typical bitrate: 250 Mbps @ 4K60, 125 Mbps @ 1080p60

From €569 / £499
DE20-4K

DE20-4K

Broadcast and Live Events

  • HDMI 2.0 to NDI®|HX bi-directional encoder
  • NDI®|HX, NDI®|HX2, and NDI®|HX3 up to 2160p 30 at up to 50 Mbps over PoE+ Ethernet
  • 1x HDMI input, 1x HDMI loop out, 1x HDMI output; 1x NDI®|HX/PoE+ RJ45; 1x 3.5 mm line in and out; flexible audio mixing
  • 2160p 60 HDMI input; 2160p 60 HDR passthrough on HDMI loop out; 2160p 30/25/24 on HDMI decode output

From €299 / £269

Compare our NDI® Video Encoders products in more detail.

Technical Data DE21-4K PRO View product DE20-4K View product
Connections
Video interfaces 1x HDMI input, 1x HDMI output 1x HDMI input, 1x HDMI loop out, 1x HDMI output
Audio 1x 3.5 mm line in and out 1x 3.5 mm line in and out
Network 1x NDI®/PoE RJ45 1x NDI®|HX/PoE+ RJ45
Power input 1x DC 5 to 18V USB-C 1x DC 6 to 20V
USB — 1x USB Type-A (host); USB UVC device capture
Video Standards
HDMI 2160p 24/25/30/50/60, 2560x1080 24/25/30/50/60, 1080p 24/25/30/50/60, 1080pSF 24/25/30, 1080i 50/60, 720p 50/60 2160p 24/25/30/50/60, 1080p 24/25/30/50/60, 1080i 50/60, 720p 50/60
Video encoding NDI® High Bandwidth HD, YCbCr 4:2:2 8bit, 250 Mbps @ 4K60, 125 Mbps @ 1080p60, Up to 2160p 24/25/30/50/60 NDI®|HX, NDI®|HX2, and NDI®|HX3, H.264 (default), H.265, MJPEG; 64 Kbps to 51.2 Mbps (streaming), Up to 50 Mbps, 2160p 60 on HDMI input; 2160p 60 HDR passthrough on HDMI loop out; 2160p 30/25/24 on HDMI decode output, 2160p 30/25/24, 1080p 60/50/30/25/24, 1080i 60/50, 720p 60/50 encode and decode, USB UVC capture (MJPEG up to 1080p); LAN streaming over RJ45
Audio encoding — AAC (default), MP3; 32/44.1/48 kHz; 64 to 256 Kbps
Operational Features
Tally — Program and preview tally indication
PTZ control — PELCO-D, PELCO-P, VISCA, IP VISCA, NDI
Audio mixing — Flexible audio mixing
OSD — Text, logo, and image overlay
Power
Input voltage DC 5 to 18V (USB-C) DC 6 to 20V (12V 2A adapter included); PoE+ IEEE 802.3at on RJ45
Power consumption 5 W ±10% 8 W maximum
Power output — DC 6 to 20V passthrough output (max 1 A); USB 5 V 1 A
Recording
SD card format — FAT32, exFAT
USB disk format — FAT32, exFAT
File segment — By file size or duration
Storage — SD card, USB disk, NAS
Environmental
Operating temperature -20°C to 60°C -20°C to 60°C
Storage temperature -30°C to 70°C -30°C to 70°C
Mechanical
Dimensions 104 x 125.5 x 24.5 mm 104 x 125.5 x 24.5 mm
Weight 501 g (net) / 750 g (gross) 501 g (net) / 820 g (gross)
Other
Warranty 3 years 3 years
Configuration — Web configuration; Wi-Fi client and hotspot
Streaming
NDI® 1x NDI® encoding or 1x NDI® decoding, YCbCr 4:2:2 8bit NDI® High Bandwidth HD, 250 Mbps @ 4K60, 125 Mbps @ 1080p60 1x NDI®|HX encoding or 1x NDI®|HX decoding, NDI®|HX, NDI®|HX2, and NDI®|HX3, Up to 50 Mbps, Encode and decode to 2160p 30/25/24
Streaming protocols — RTSP, RTMP, RTMPS, SRT, NDI®|HX, NDI®|HX2, NDI®|HX3
View DE21-4K PRO View DE20-4K