XP03 4K 2x2 HDMI Video Wall Controller Multi-screen Splicing Processor This product is a 2x2 video wall splicer that supports 4K display. Its main function is to divide a complete HDMI high-definition image signal into 4 blocks and assign them to 4 video display units, such as rear projection units, LCD TVs, etc., to connect 4 The HDMI high-definition video display unit forms a large dynamic image screen with a playback function. Videos, pictures, music, etc. in the USB flash drive can be played directly by connecting an external USB flash drive. Features: 1. Signal input supports HDMI1.4, HDMI2.0. 2. Support external USB flash drive to directly play videos, pictures, music or PPT documents. 3. Supported output format: RGB444 24-bit. 4. Supports multiple splicing modes: 1x1, 1x2, 1x3, 1x4, 2x2, 2x1, 3x1, 4x1 (row x column) to meet your various screen splicing needs. 5. Support display resolutions of 1280 x 720, 1920 x 1080, 3840 x 2160, etc. 6. Supports connection to up to four high-definition displays, supports 3.5mm stereo output, and can be connected to an external power amplifier or speaker. 7. Simple and convenient operation, plug and play. Package List: Splicer x 1 Remote control x 1 Instructions x 1 Power adapter x 1