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

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  • All-in-One SD Video Mixer with HDMI In/Out, USB Streaming Out, and Built-in Multiviewer with Touch Control.

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.

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.

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.


• 3 Input (SD 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



Video Processing : 8-bit progressive processing at: 480/59.94p when set to NTSC, and 576/50p when set to PAL.

Audio Processing : 24-bit at 48 KHz, 2 channel

Input Formats

HDMI Video (Inputs 1-3) : NTSC: 720x480/59.94p ; PAL: 576/50p

HDMI and Component Video (Input 4) : NTSC: 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 (Inputs 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 (Inputs 1-4) : NTSC, PAL

S-Video (Input 4) : NTSC, PAL

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 : NTSC, PAL

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

HDMI : Type A (19 pins) x 4 (Inputs 1-4)
RGB/Component : HD DB-15 type x 1 (Input 4)
Composite : BNC type x 4 (Inputs 1-4)
S-Video : 4-pin mini DIN type x 1 (Input 4)

Audio : RCA-pin type x 1 pair (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

Signal Level : 1.0 Vp-p (luminance), 0.7 Vp-p (chroma)
Impedance : 75 ohms

Signal Level : 1.0 Vp-p
Impedance : 75 ohms

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 Colour 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, Colourize, 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.) kg)
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