ROLAND V-4EX 4-Channel Digital Video Mixer with Effects


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Accessible and quality video performance and web streaming - The V-4EX - advancing the legendary V-4 and V-8 family to now include HDMI in/out, progressive internal processing, audio embedding, USB streaming and built-in touch monitor.

The Roland V-4EX advances the industry-standard Roland V-4 four channel video mixer by incorporating HDMI inputs/outputs, USB streaming, HDCP support, built-in touch multi-viewer, and audio embedding. These features are added to the strong primary feature set including built-in effects and unique user interface that has made the V-4 one of the besting selling video mixers of all time.

  • 3 Input (HDMI/Composite) + 1 Input (Up to 1080p HDMI/RGB/Component/Composite)
  • PGM Output (Up to 1080p HDMI + RGB/Component + Composite) + PVW Output (PVW/Multiviewer)
  • 480p/576p Progressive internal processing
  • Built-in multiviewer with touch control
  • Built-in frame synchronizers on all inputs
  • Scalers on CH 4 and Output
  • 259 Transitions 148 Effects
  • HDCP compliant
  • Audio Embedding
  • Audio Mixer & Delay -up to 4 frames
  • USB Streaming Out for webstreaming

    The Roland V-4EX versatility and unique features make it suitable for many applications, including clubs, concerts, worship, events, meetings, trainings, weddings, education, and sporting events. The V-4EX's sleek and compact design lends itself to portable applications as well as permanent installations when size and space are considerations.

    In addition to a number of powerful video effects, the user interface incorporates dial controls for effects on each bus and master output dial. The innovative design incorporates a video switcher, audio embedding, preview monitor and streaming-ready USB output all in a single unit. Inputs one to three feature composite (BNC) or HDMI while input four accepts HDMI, RGB/Component or S-video. The output features scaled-up HDMI, RGB/component, or SD composite with an additional HDMI output for external preview monitor. The Roland V-4EX features a stereo RCA audio input allowing you to embed audio into the HDMI outputs and USB stream, which are especially useful for web streaming and recording applications. As a USB Video/Audio class device, web streaming is effortless by simply connecting to a computer running a live streaming service. You can also record the output using Roland's free Video Capture for Windows software or by using Quicktime on a Mac.

    Designed to be a live production switcher and web streaming device, the Roland V-4EX features audio embedding, built-in audio mixer with up to 4 frames delay to �lipsync" your video source. It supports HDCP video allowing you to mix copyright protected material such as game consoles and Blu-ray content in your live production. HDMI inputs one to three accept video resolutions up to 480p/576p and HDMI input four accepts resolutions up to 1080p and RGB up to WUXGA (1920x1200). Although internal processing is SD-based, the output can be scaled up to 1080p or 1920x1200.


  • Video Processing
    4:2:2 (Y/Pb/Pr), 8 bits (Internal Processing : 480/59.94p when set to NTSC, 576/50p when set to PAL)
  • Audio Processing
    Sampling Rate : 24 bits/48 kHz, 2 ch

    Input Formats
  • HDMI Video (INPUT 1 -- 3)
    requires 720x480/59.94p (when set to NTSC), 576/50p (when set to PAL)
  • HDMI and Component Video (INPUT 4)
    480/59.94i, 480/59.94p, 720/59.94p, 1080/59.94i, 1080/59.94p (when set to NTSC), 576/50i, 576/50p, 720/50p, 1080/50i, 1080/50p (when set to PAL)
  • HDMI Audio (INPUT 1 -- 4)
    Linear PCM, 24 bits/48 kHz, 2 ch
  • RGB (INPUT 4)
    640 x 480/60Hz, 800 x 600/60Hz, 1024 x 768/60Hz, 1280 x 768/60Hz, 1280 x 1024/60Hz, 1366 x 768/60Hz, 1400 x 1050/60Hz, 1600 x 1200/60Hz, 1920 x 1200/60Hz
    * The refresh rate is the maximum value of each resolution.
    * Conforms to VESA DMT Version 1.0 Revision 11.
    * 1920 x 1200/60Hz : Reduced blanking
  • Composite Video (INPUT 1 -- 4)
  • S-Video (INPUT 4)

    Output Formats
  • HDMI and RGB/Component Video (OUTPUT)
    480/59.94i, 576/50i, 480/59.94p, 576/50p, 720/59.94p, 720/50p, 1080/59.94i, 1080/50i, 1080/59.94p, 1080/50p
    640 x 480, 800 x 600, 1024 x 768, 1280 x 768, 1280 x 1024, 1366 x 768, 1400 x 1050, 1600 x 1200, 1920 x 1200
    * The output format of HDMI and RGB/Component is always the same.
    When an interlaced format is selected, component signal is output from the RGB/COMPONENT connector.
    When a non-interlaced format is selected, RGB signal is output from the RGB/COMPONENT connector.
    * The refresh rates of RGB format is 60 Hz when set to NTSC, 75 Hz when set to PAL (excluding 1600 x 1200 and 1920 x 1200. The refresh rate of these 2 is 75 Hz when set to PAL.)
    * RGB formats : Conforms to VESA DMT Version 1.0 Revision 11.
    * 1920 x 1200/60Hz : Reduced blanking
  • HDMI Audio (OUTPUT)
    Linear PCM, 24 bits/48 kHz, 2 ch
  • Composite Video
  • Preview Video (PVW OUT)
    480/59.94p when set to NTSC, 576/50p when set to PAL
  • Preview Audio (PVW OUT)
    Linear PCM, 24 bits/48 kHz, 2 ch
  • USB Video
    720 x 480 when set to NTSC, 720 x 576 when set to PAL, Motion JPEG
  • USB Audio
    Linear PCM, 16 bits/48 kHz, 2 ch

    Input Connectors
  • Video
    HDMI : Type A (19 pins) x 4 (INPUT 1 -- 4)
    RGB/Component : HD DB-15 type x 1(INPUT 4)
    Composite : BNC type x 4 (INPUT 1 -- 4)
    S-Video : 4-pin mini DIN type x 1 (INPUT 4)
  • Audio
    RCA-pin type x 1pair (AUDIO IN)

    Output Connectors
  • Final Output
    HDMI : Type A (19 pins) x 1 (OUTPUT)
    RGB/Component : HD DB-15 type x 1 (OUTPUT)
    Composite : BNC type x 1 (OUTPUT)
  • Preview Output
    HDMI : Type A (19 pins) x 1 (PVW OUT)
  • Other Connectors
    MIDI : 5 pins DIN type x 2 (IN, OUT/THRU)
    USB : B type x 1 (for streaming and remote control)

    Signal Level Impedance
  • RGB/Component
    Signal Level : 1.0 Vp-p (luminance), 0.7 Vp-p (chroma)
    Impedance : 75 ohms
  • Composite
    Signal Level : 1.0 Vp-p
    Impedance : 75 ohms
  • S-Video
    Signal Level : 1.0 Vp-p
    Impedance : 75 ohms
  • Analog Audio
    Nominal Input Level : - 10 dBu
    Maximum Input Level : + 8 dBu
    Impedance : 15 k ohms

  • Display
    Graphic Color LCD, 320 x 240 dots, touch panel
  • Video Effects
    Transition : Mix, Cut, Wipe (259 patterns)
    Composition/Filter : Picture in Picture, Luminance Key, Chroma Key, Strobe, Negative, Colorize, Feedback, Emboss, Multi, Mirror etc. (148 types)
    Others : Output Fade, Freeze
  • Power Supply
    AC adaptor
  • Current Draw
    2.0 A
  • Accessories
    AC adaptor, Power Cord, RCA - BNC conversion plug x 2, Owner's Manual

    Size and Weight
  • Width (W)
    225 mm (8-7/8 inches)
  • Depth (D)
    296 mm (11-11/16 inches)
  • Height (H)
    105 mm (4-3/16 inches)
  • Weight
    2.6 kg (5 lbs. 12 oz.)

    All specifications and appearances are subject to change.