2x2 HDMI Video Wall Controller 1 in 4 Out Screen Splicing Processor, 4K@30Hz HDMI Splitter with 8 Splicing Modes, IR Remote RS232 Control & 3.5mm Audio Extractor for 4 LCD TV Monitor Commercial Advert

2x2 HDMI video wall controller is a professional 1-in-4-out HDMI screen splicing processor built for commercial multi-screen display projects. It accepts a single 4K@30Hz HDMI signal source and synchronously outputs clear images to four TVs, LCD monitors or projectors, seamlessly combining four separate screens into one giant integrated video wall.

Equipped with 8 customizable splicing layouts, independent 3.5mm audio extraction, IR remote control and RS232 central control interface, this HDMI splitter satisfies display demands for shopping mall advertising, conference rooms, exhibition booths, restaurant menu screens and security monitoring systems. The sturdy full-metal anti-interference chassis supports 24/7 uninterrupted commercial operation, plug-and-play without complicated drivers or software setup for quick on-site installation.

Support up to 4K@30Hz HDMI input signal, compatible with laptops, desktops, media players, game consoles and TV set-top boxes. One signal source is split into four synchronous HDMI outputs, presenting unified high-definition pictures without color deviation, stuttering or frame loss. It complies with HDMI 1.4 and HDCP 1.4 standards to smoothly play copyright video resources.

8 built-in mainstream display layouts: 1×1, 1×2, 2×1, 1×3, 3×1, 1×4, 4×1 and standard 2×2 full-screen splicing. Users can freely switch single-screen independent display, horizontal/vertical strip splicing and large combined video wall. The 180° image rotation function solves display inversion issues when screens are mounted upside down.

Independent 3.5mm audio jack separates audio signals from video, allowing connection to external speakers, power amplifiers and sound systems. It avoids the low-volume and poor sound quality limitations of built-in TV speakers, delivering loud, clear stereo audio for store promotions and conference presentations.

1. IR Remote Control: Handheld remote for one-click switching of splicing modes from a distance
2. Front Panel Buttons: Quick local adjustment without remote control
3. RS232 Serial Port: Connects central control host for unified management in large commercial venues

Integrated metal casing shields internal chips from electromagnetic interference to reduce signal attenuation and screen flicker. Plug-and-play design requires no driver installation, ready to work right after wiring. The device is engineered for 24-hour non-stop continuous running, ideal for long-term commercial public display scenarios.

1. Shopping mall advertising video walls & retail store promotional screens
2. Corporate multi-screen conference presentation displays
3. Exhibition booths, exhibition hall large splicing screens
4. Restaurant electronic menu display equipment
5. Security monitoring room multi-screen split display
6. Home theater large-screen combined display setup

Product Name: 2x2 HDMI Video Wall Controller

Input Port: 1 × HDMI (Max 4K@30Hz)

Output Port: 4 × HDMI (1080P synchronized output)

Splicing Modes: 8 types (1×1/1×2/2×1/1×3/3×1/1×4/4×1/2×2)

Additional Functions: 180° image flip, 3.5mm audio output, IR remote, RS232 control

Compatible Displays: LCD TV, computer monitor, projector

Continuous Working Time: Support 24/7 non-stop operation

Shell Material: Full metal anti-interference housing