MediaPort 300

MediaPort 300

1. Provide an HDMI and audio to USB-C interface, for integration of an AV source or system with a computer in a soft codec videoconferencing application
   1. HDMI and audio to USB-C scaling bridge, with integrated audio control, video processing, a variety of analog audio I/O ports, and signal management for analog audio, HDMI embedded audio, and USB bidirectional audio
      1. Video Input Requirements
         1. Shall provide one (1) HDMI Type A connector for digital video signals with embedded audio
         2. Shall provide one (1) HDMI Type A connector for buffered loop-through with full 4K/60 4:4:4 support
         3. Shall support HDMI computer and video resolutions up to 4K/60 and 4K/30
      2. Audio Input Requirements
         1. Shall provide one (1) five-pole captive screw connector for mic/line audio
         2. Shall provide selectable +48 volt phantom power for a condenser microphone
         3. Shall support HDMI audio de-embedding for two-channel PCM audio
         4. Shall support two channels of USB audio from the host computer
         5. Shall provide analog to digital audio conversion at 48 kHz sampling rate with 24-bit resolution
      3. USB Interface Requirements
         1. Shall provide one (1) USB Type C connector for USB data and bidirectional 2x2 audio signals
         2. Shall support USB 3.0 standards
         3. USB 3.0 device connection shall appear as generic USB webcam and speakerphone to host computer
            1. Utilizes industry standard UVC - USB Video Class and UAC - USB Audio Class drivers
         4. USB video and audio content shall be compatible with popular Unified Communications (UC), Lecture Capture, or other USB streaming software
         5. Shall support the option to present as no USB host, webcam only, non-echo cancelling speakerphone or echo cancelling speakerphone, non-echo cancelling speakerphone & webcam or echo cancelling speakerphone & webcam to host computer controllable via external control system or configuration utility.
         6. Shall support configuration of USB resolutions and formats to enable optimization of quality and removal of incompatible formats.
      4. Audio Output Requirements
         1. Shall provide one (1) six-pole captive screw connector for balanced/unbalanced line level stereo audio
         2. Shall provide two channels of USB audio to the host computer
         3. Shall provide digital to analog conversion at 48 kHz sampling rate with 24-bit resolution
      5. Audio Device Requirements — Input to Output
         1. Shall provide a signal-to-noise ratio greater than 90 dB measured from 20 Hz to 20 kHz, at maximum balanced output, unweighted
         2. Shall provide a THD+N measurement of less than 0.03% measured at 20 Hz to 20 kHz, at maximum level
      6. Video Processing Requirements
         1. Shall provide processing and conversion of video from HDMI to USB encoded video for the host computer
         2. Shall provide scaled USB video output from 640x630 to 4K/30, determined by the soft codec
            1. Based on CPU usage and bandwidth conditions between near-end and far-end locations
         3. Shall provide aspect ratio control
            1. FILL mode – video image shall always fill the host computer’s screen or window without letterbox or pillarbox
            2. FOLLOW mode – video image on the host computer’s screen or window shall always preserve the aspect ratio of the input signals without distortion
         4. Shall provide image adjustments for brightness, contrast, H/V positioning, and sizing
         5. Shall provide storage and recall of video parameters and picture settings
            1. Automatic memories for each video input
               1. Save video settings and picture adjustments without user intervention
               2. Automatically recall settings when the same video rate is encountered
               3. The user may selectively enable or disable automatic memories
            2. Manual user presets
               1. Save picture adjustments
               2. User presets may be saved and recalled electronically via USB, or Ethernet
         6. Shall provide internal test patterns for calibration and setup
         7. Shall support the ability to display a user-supplied image file whenever no signal is present at the HDMI input
         8. Shall deliver USB streaming video output with MJPEG encoding
         9. Shall support MJPEG Compressed and YUY2 and NV12 uncompressed formats to support applications requiring higher frame rates and lower bandwidths as well as applications requiring precise detail.
      7. Audio Requirements
         1. Shall provide audio signal management and optimization for analog audio, HDMI de-embedded audio, and USB bidirectional audio
         2. Shall support AES67 Audio to enable connection to other AES67 and Dante enabled devices over LAN.
         3. Shall provide Audio DSP tools including gain, mixing, ducking, compressor, and parametric EQ
         4. Shall provide soft limit settings to define upper and lower limits on adjusting near-end and far-end audio levels
         5. Shall allow audio configuration and parameter adjustments through the product configuration software
         6. Shall provide real-time level meters for inputs and outputs in the product configuration software
         7. Shall provide user presets for saving and recalling DSP parameters
         8. Shall provide configurable AEC reference output to support external DSP based acoustic echo cancellation.
      8. EDID Requirements
         1. Shall provide automatic EDID management between the MediaPort 300 and an HDMI source
            1. Provide a set of pre-stored EDID files
            2. Support capture of EDID from any display connected to the HDMI loop-through
            3. Support user uploading of custom-generated EDID files
      9. HDCP Requirements
         1. Shall provide HDCP-compliant capabilities on HDMI input and loop-through
         2. Shall provide selectable HDCP authentication for recognition by connected source
         3. Shall provide visual confirmation of HDCP compliance when encrypted content is routed to a non-HDCP compliant display
            1. Video output of a full solid green screen, black screen, or use image (user selectable)
      10. Control Requirements
          1. Shall provide (1) USB Type C connector on front panel
          2. Shall provide one (1) RJ-45 port on rear panel for Ethernet control
          3. Shall support 10/100/1000Base-T Ethernet
          4. Shall provide built-in Web pages accessible using a standard Web browser via Ethernet connection
          5. Shall support product configuration software via an Ethernet or USB connection from a computer
          6. Shall support reporting of hook status to a connected control system including on / off hook, mute, ring, and hangup.
          7. Shall accept serial commands sent over Ethernet
          8. Shall allow user presets to be saved and recalled using the product configuration software
      11. Power Requirements
          1. Shall be equipped with an external, universal AC power supply capable of supporting 100 - 240 VAC, 50/60 Hz power
             1. Output is 12 VDC, 1.5 A, 18 watts
      12. General Requirements
          1. Shall provide visual signal on LED indicators located on front panel for HDMI input and loop-through signal presence, HDCP status, plus USB signal presence for the host computer, video send, audio send, and audio return
          2. Shall provide visual signal on LED indicators located on rear panel for mic phantom power status, LAN activity, and reset function
          3. Shall incorporate flexible hardware architecture to enable feature upgrades and compatibility enhancements.
          4. Shall be a 1” high, half rack width metal enclosure
          5. Shall be rack mountable with optional rack shelf
          6. Shall be furniture mountable with optional mounting kit
          7. Shall meet regulatory compliances
             1. Shall meet safety compliances under CE, c-UL, and UL
             2. Shall meet EMI/EMC compliances under CE, C-tick, FCC Class A, ICES, and VCCI
             3. Shall comply with appropriate requirements of RoHS and WEEE
          8. Shall provide three years parts and labor warranty
   2. Approved device shall be the Extron MediaPort 300 (part number 60-1873-01); no alternates or equals.