Flex 4K IN

Sale price$429.00



4K NDI® in an incredibly small package. Flex delivers everything you have come to expect from BirdDog including Tally, Audio Intercom, Video, Audio, PTZ Control, and Power. All over a single Ethernet cable. With 3 models to choose from in the Flex Family, there is a Flex perfect for your workflow needs.

Small is the new Big

With a footprint only slightly larger than a credit card, the Flex 4K NDI Encoders and Decoders are the smallest on the planet. Because sometimes the biggest things are also the smallest.

Cool touch thermals

Sometimes the biggest features are also the least obvious. Flex 4K NDI has  an unmatched thermal design and whisper quiet fans to keep Flex cool and fresh at all times. Even on the hottest of days and in direct sunlight.

One cable to rule them all. Now with added power

BirdDog’s revolutionary Studio NDI gave the world NDI, Power, Video, Audio, Tally, and Audio Intercom all done a single Ethernet cable. Flex 4K IN and Flex 4K BACKPACK take it one step even further and provides an additional 15w power allowing you to use the DC output to power your monitor, recorder, or even your camera.

Halo Tally. It just works

Flex’s revolutionary Halo Tally system is built right into the Flex Family and requires zero configuration when connected with any NDI enabled, software based, production system. The Halo Tally is designed to be seen by the camera operators as well as the on air talent.

Flex 4K BACKPACK. Upgrade your monitor.

Flex BACKPACK is the ultimate upgrade for your camera top monitor recorder. Featuring an NP style battery connection with 15w power output, it allows you to encode NDI, power your monitor, and record all at the same time. With great power comes great responsibility.

The ultimate PTZ sidekick

If you aren’t lucky enough to own a BirdDog PTZ camera with Full NDI natively, then Flex is your ultimate sidekick. Plug in HDMI to encode Full NDI, and attach the optional PTZ control cable to have complete PTZ control. Perfect upgrade for your PTZ camera while waiting for Santa to bring you a BirdDog PTZ.

G’Day Dante

Flex 4K NDI family can support Dante input and output via the 3.5mm audio jack. Flip Dante out of the NDI stream or embed Dante into the NDI stream. The choice is yours.

Dante support for Flex 4K NDI is shipping soon and is a $69 add-on.
Click here to register your interest.

100% Recyclable packaging. We love Pachamama

Every element of Flex packaging is 100% recyclable. Soy based ink is used to further reduce our environmental footprint. There are no printed manuals inside the box to save paper. Of course, you can download the most up to date version anytime from our website.

Camera Mount

The optional camera mount adds a 1-4”/20 female thread for mounting onto ball heads and magic arms to pimp your rig the way you want it.

RESTful API. DIY automation

Download the free BirdDog RESTful API and program your own automation for all BirdDog hardware endpoints, including cameras.

Supported Video Formats

  • UHD 2160p: 25.00, 29.97, 30.00
  • HD 1080p: 25.00, 29.97, 30.00, 50.00, 59.94, 60.00
  • HD 1080i: 50.00, 59.94
  • HD 720p: 50.00, 59.94, 60.00

Video I/O Connectivity

  • HDMI 2.0 Output

Audio Input

  • 3.5mm Audio:  Microphone/line input

Audio Output

  • HDMI: 2Ch, 48kHz
  • 3.5mm Audio:  Stereo Headphone/Line Output

Video Codec Support

  • NDI (Full bandwidth i-frame compresssion)


  • Integrated tricolour Halo Tally

PTZ Control

  • 2.5mm 4-pole RS232 (VISCA)

Network Connectivity

  • Ethernet RJ45 1000baseT w/integrated PoE (Power over Ethernet)
  • Embedded Web configuration Panel


  • PoE(Power over Ethernet): PoE+ 802.3at
  • DC Input: DC 12v (30w max)


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