Roland V-4EX 4-Channel Digital Video Mixer with Effects
Usually arrives in 5-9 business days.
The VR-4HD is a complete HD studio in a compact and portable package that replaces several different pieces of complex A/ V equipment. Designed with single-person operation in mind, the VR-4HD enables easy switching and mixing of sound and video using advanced video and audio Digital Signal Processing (DSP) along with dedicated hardware controls faders, buttons and touch screen interface. It beautifully integrates a digital audio mixer, video switcher, multi-viewer touch screen and USB video/audio streaming interface into a stand-alone device. This portable live HD production solution is ideal for schools, churches, council meetings, corporate events, sports, training sessions, or any other live event.
| Processing | 4:2:2 (Y/Pb/Pr), 8-bit |
|---|---|
| Input Connectors | INPUT 1-3: HDMI Type A (19 pins) x 3 HDCP Supported INPUT 4: HDMI Type A (19 pins) x 1 HDCP Supported RGB/COMPONENT (Mini D-sub 15-pin type) x 1 COMPOSITE (RCA phono type) x 1 INPUT 4: HDMI , RGB/COMPONENT or COMPOSITE selected. |
| Output Connectors | MAIN OUT: HDMI Type A (19 pins) x 1 HDCP Supported RGB/COMPONENT (Mini D-sub 15-pin type) x 1 PREVIEW OUT: HDMI Type A (19 pins) x 1 HDCP Supported USB3.0: USB B type x 1 |
| Input Formats | HDMI INPUT 1-3: 720/59.94p, 720/50p (SYSTEM FORMAT: 720p) 1080/59.94i, 1080/50i, 1080/59.94p, 1080/50p (SYSTEM FORMAT: 1080i, 1080p) |
| Input Formats | INPUT 4: HDMI, RGB/COMPONENT: 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 VGA (640 x 480/60 Hz), SVGA (800 x 600/60 Hz), XGA (1024 x 768/60 Hz) WXGA (1280 x 768/60 Hz), SXGA (1280 x 1024/60 Hz) FWXGA (1366 x 768/60 Hz), SXGA+ (1400 x 1050/60 Hz) UXGA (1600 x 1200/60 Hz) , WUXGA (1920 x 1200/60 Hz) |
| Input Formats | COMPOSITE: 480/59.94i, 576/50i The refresh rate is the maximum value of each resolution Conforms to VESA DMT Version 1.0 Revision 11 1920 x 1200/60 Hz: Reduced blanking The input interlaced video signal is converted to progressive video signal by internal processing The video signal frame rate can be selected at the SYSTEM menu (59.94 Hz or 50 Hz) |
| Output Formats | MAIN OUT (HDMI, RGB/COMPONENT): 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 VGA (640 x 480/60 Hz), SVGA (800 x 600/60 Hz), XGA (1024 x 768/60 Hz) WXGA (1280 x 768/60 Hz), SXGA (1280 x 1024/60 Hz) FWXGA (1366 x 768/60 Hz), SXGA+ (1400 x 1050/60 Hz) UXGA (1600 x 1200/60 Hz) , WUXGA (1920 x 1200/60 Hz) |
| Output Formats | PREVIEW OUT: 720/59.94p, 720/50p (SYSTEM FORMAT: 720p) 1080/59.94i, 1080/50i (SYSTEM FORMAT: 1080i) 1080/59.94p, 1080/50p (SYSTEM FORMAT: 1080p) |
| Output Formats | USB3.0: 720/29.97p, 720/25p (SYSTEM FORMAT: 720p) 1080/29.97p, 1080/25p (SYSTEM FORMAT: 1080i, 1080p) The MAIN 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 video signal frame rate can be selected at the SYSTEM menu (59.94 Hz or 50 Hz) |
| Video Effects | Transition: CUT, MIX (DISSOLVE/FAM/NAM/MOSAIC), WIPE (30 types) Effects: NEGATIVE, EMBOSS, COLORIZE, COLORPASS, POSTERIZE, SILHOUETTE, MONOCOLOR, FINDEDGE (8 types) Composition: PinP, SPLIT, QUAD, KEY (Luminance Key, Chroma Key) |
| Audio Processing | Sampling rate: 24 bits/48 kHz |
| Audio formats | HDMI: Linear PCM, 24 bits/48 kHz, 2 ch USB: Linear PCM, 16 bits/48 kHz, 2 ch |
| Input Connectors | AUDIO IN 1-4 (XLR/TRS combo type, phantom power) AUDIO IN 5-6 (RCA phono type) AUDIO IN 7/8 (Stereo miniature type) USB B type (stereo) |
| Phantom Power | DC 48 V (unloaded maximum), 10 mA (maximum load) |
| Output Connectors | AUDIO OUT: L, R (XLR type) L, R (RCA phono type) AUX OUT: L, R (RCA phono type) USB: USB B type (stereo) PHONES: Stereo miniature type |
| Signal Level and Impedance | XLR/TRS combo type Input Signal Level : -60--+4 dBu (Maximum: +22 dBu) Input Impedance : 10 k ohms (GAIN 0--23 dB), 5 k ohms (GAIN 24--64 dB) RCA phono type Input Signal Level : -10 dBu (Maximum: +8 dBu) Input Impedance : 15 k ohms Output Signal Level : -10 dBu (Maximum: +8 dBu) Output Impedance : 1 k ohm XLR type Output Signal Level : +4 dBu (Maximum: +22 dBu) Output Impedance : 600 ohms Miniature type Input Signal Level : -15 dBu (Max |
| Audio Effects | Auto Mixing, Echo Cancel, EQ, Delay, Compressor, HPF, Gate, Reverb, Multi-Band Compressor, Limiter |
| Other Connectors | RS-232: D-sub 9-pin type Tally/GPIO: Mini D-sub 15-pin type USB 3.0/2.0 (device): USB B type, USB-VIDEO (Super-Speed), USB-AUDIO 2 IN/2 OUT (Full-Speed), remote control from PC |
| Display | Graphic Color LCD, 320 x 240 dots, touch panel |
| Other Functions | MEMORY (8 types) FREEZE (input video captured) OUTPUT FADE (Audio, Video: WHITE or BLACK) |
| Power Supply | AC Adaptor |
| Current Draw | 3 A |
| Power Consumption | 36 W |
| Operation Temperature | +0 to +40 degrees Celsius +32 to +104 degrees Fahrenheit |
| Accessories | Owner's manual AC adaptor Power cord |
| Dimensions (H x W x D) | 3.44" (87 mm) x 13.38" (339 mm) x 8.56" (217 mm) |
| Weight | 5.03 lbs (2.4 kg) |