KAMEHA KA221 HDMI Video Wall Controller 2×2  4K@60Hz Ultra HD Processor

Product Introduction

The HDMI Video Wall Controller 2×2 4K@60Hz is a professional HDMI 2.0 video wall processor designed for seamless 2×2 (4-screen) display configurations. Supporting Ultra HD resolution up to 3840×2160@60Hz, it delivers smooth, high-quality visuals for commercial and professional AV environments.

With advanced scaling technology, bezel compensation, PIP functionality, and multi-control options including RS-232 and TCP/IP, this controller is ideal for digital signage, corporate lobbies, control rooms, exhibition spaces, and LED wall installations.

Product Description

This HDMI 2.0 Video Wall Controller features:

• 2 HDMI inputs

• 2 HDMI loop outputs

• 4 HDMI scaling outputs for 2×2 video wall processing

Each output supports scaling up to 4K@60Hz, ensuring synchronized and high-definition presentation across all connected displays.

For audio integration, the unit provides:

• Toslink output for digital SPDIF audio

• Analog L/R audio output

• 5-pin Phoenix connector for balanced L/R audio output

The controller can be managed via PC Tool software or RS-232 commands, allowing flexible configuration for various wall display layouts.

Additional features such as Bezel Compensation (2 modes), 180° rotation (mirror effect), and PIP (Picture-in-Picture) provide enhanced display customization for professional applications.

Built in a compact and durable metal enclosure, this unit is suitable for continuous operation in commercial environments.

Key Features

• HDMI 2.0 & HDCP 2.2 compliant

• 2×2 Video Wall processing (4 HDMI outputs)

• Supports up to 3840×2160@60Hz Ultra HD

• 2 HDMI inputs + 2 HDMI loop outputs

• Bezel Compensation (2 modes)

• PIP (Picture-in-Picture) support

• 180° rotation (mirror effect)

• RS-232 & TCP/IP control

• CEC control via PC Tool or commands

• Digital SPDIF & analog audio output

• Balanced audio output via 5-pin Phoenix

Technical Highlights

• Maximum Resolution: 4096×2160@60Hz / 3840×2160@60Hz

• Audio Support: 2.0 / 5.1 channel, LPCM, Dolby, AC3, DTS

• RS-232: 57600 baud rate

• Housing: Metal enclosure

• Dimensions: 218 × 146 × 43 mm

• Weight: 2 kg

• Power Supply: +12V / 3A

• Power Consumption: 25W (Max)

• Operating Temperature: 0°C to 40°C

Solution & Applications

The HDMI 2×2 Video Wall Controller is ideal for:

 Retail Digital Signage – 4-screen synchronized promotional displays
 Corporate Lobby Displays – Professional 2×2 presentation wall
 Control Rooms – Real-time multi-screen monitoring
 Exhibition & Event Venues – High-impact video presentation
 LED Wall & Multi-TV Installations – Flexible scaling and display control

With powerful scaling capabilities, audio integration options, and network control support, this 2×2 video wall controller provides a compact and cost-effective solution for professional multi-screen display systems.