Kramer VSM-4x4A 4×4 Seamless AV Matrix Switcher / Multi-Scaler

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Key Highlights

• 4×4 seamless AV matrix switcher with multi-scaler and video wall support
• Clean, glitch-free frame-to-frame switching with PixPerfect™ scaling
• Supports matrix, video wall, dual-view, and quad-view display modes
• Independent balanced and unbalanced audio outputs with per-output volume control
• Flexible control via front panel, IR, RS-232, Ethernet, and web interface

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Description

Kramer VSM-4x4A 4×4 Seamless AV Matrix Switcher / Multi-Scaler

The Kramer VSM-4x4A is a versatile 4×4 seamless AV matrix switcher designed for professional video distribution, multi-view presentation, and video wall applications. It supports clean, frame-to-frame seamless switching with no visible glitches, making it ideal for mission-critical presentation and control room environments.

Beyond matrix switching, the VSM-4x4A can function as a video wall processor (2×2 or 1×4 layouts), dual-view display (Split, Picture-in-Picture, Picture-over-Picture), or quad-view display. This flexibility allows system designers to deploy a single device across multiple AV use cases.


Advanced Scaling, Audio & Video Processing

Powered by Kramer PixPerfect™ Scaling Technology, the VSM-4x4A delivers precise pixel mapping and high-quality scaling across a wide range of input and output resolutions. Built-in ProcAmp controls allow fine-tuning of color, hue, sharpness, noise reduction, contrast, and brightness.

The unit supports embedded HDMI audio and provides four balanced and four unbalanced audio outputs, each with independent volume control. Per-port HDCP and EDID settings ensure compatibility with various sources and displays, while constant output sync guarantees stable output timing across all operating modes.

Control, Presets & Installation

Control options include front-panel buttons, IR remote control with on-screen display (OSD), RS-232, Ethernet with built-in web pages, and USB for programming and firmware upgrades. Four preset memory locations are available per operating mode for quick recall of common configurations.

Housed in a 19” 1U rack-mount aluminum enclosure and powered by a universal AC supply, the VSM-4x4A is well suited for boardrooms, classrooms, control rooms, and video wall installations requiring seamless switching and flexible display layouts.

Detailed Specifications

Model: VSM-4x4A
Type: 4×4 Seamless AV Matrix Switcher / Multi-Scaler
Operation Modes: 4×4 matrix switcher, video wall (2×2 or 1×4), dual-view, quad-view
Scaling Technology: Kramer PixPerfect™ Scaling Technology
HDCP: HDCP compliant (per-port control)
HDTV Compatible: Yes

Inputs:
HDMI Inputs: 4 × HDMI (HDCP version 1.1)

Outputs:
HDMI Outputs: 4 × HDMI (HDCP version 1.1, scaled)
Balanced Audio Outputs: 4 × balanced stereo (terminal block connectors)
Unbalanced Audio Outputs: 4 × unbalanced audio (3.5 mm mini jacks)

Audio:
Audio Support: Embedded HDMI audio
Audio Formats: Dolby Digital Plus, DTS, DTS-HD®, LPCM 2CH / 6CH / 8CH, AC3
Volume Control: Independent per output

Video:
Input Resolution Range: VGA to WUXGA, 480i to 1080p
Output Resolution Range: 480p to 1080p
Aspect Ratios: Full, 4:3, 16:9, Best Fit
Video Latency: Progressive input: 30 ms (typical)
ProcAmp Controls: Color, hue, sharpness, noise, contrast, brightness

Matrix Switching Modes:
Seamless Mode: Zero-time video cuts
Fade Mode: Fade-through-black with independent output resolutions

Presets & Memory:
Preset Memory: 4 preset locations per operating mode
Memory: Non-volatile memory, additional internal firmware memory

Control & Interfaces:
Front Panel: Operation mode, TAKE button, menu buttons, panel lockout
IR: Infrared remote control with OSD
RS-232: 1 × 9-pin connector
Ethernet: 1 × RJ-45 with built-in web pages
USB: 1 × Type-A (programming and firmware upgrade)

Power:
Power Source: 100–240V AC
Power Consumption: 27 VA max

Environmental:
Operating Temperature: 0° to +40°C (32° to 104°F)
Storage Temperature: −40° to +70°C (−40° to 158°F)
Humidity: 10% to 90% RH, non-condensing

Physical:
Enclosure: Aluminum, 19″ rack-mount
Rack Height: 1U
Product Dimensions: 43.6 cm × 23.72 cm × 4.36 cm (W × D × H)
Product Weight: 1.8 kg (4.0 lbs) approx
Shipping Dimensions: 52.5 cm × 33.0 cm × 10.7 cm (W × D × H)
Shipping Weight: 2.7 kg (6.0 lbs) approx

Included Accessories:
In the Box: Power cord, rack ears, IR remote control