4K 2x2 HDMI Video HD Splice Support HDMI DVI Input 4CH HDMI Output 1. HDMI resolution: up to 4K30Hz 2. Audio format: stereo 3. Inputoutput cable length: about 10 meters AWG26 HDMI standard cable 4. Maximum operating current: 300mA 5. Power adapter specifications: Input AC (50HZ, 60HZ) 100V-240V, Output: DC12V1A 6. Operating temperature range: 0 - 45 degrees Celsius 7. Remote control power supply : 2 x AA batteries (not included) 8. Size : about 12.1 x 11.7 x 1.9cm 9. Weight : about 246g Features: 1. The main function is to divide a complete HDMI, DVI HD image signal into 4 pieces and then distributed to 4 video display units (such as rear projection units, LCD TVs, etc.), to complete the 4 HDMI HD video display units to form a large dynamic image screen 2. Support 1 channel HDMI or DVI input, 4 channel HDMI output 3. Output support RGB 4:4:4 4. Support RS232 control 5. Support 2x21x22x1 splicing, easy to operate, plug and play 6. Support 2x2 automatic splicing function 7. Input support up to 4K30Hz, output up to 4-way 1080P60Hz 8. Multi-device compatibility, support for set-top boxes, desktop computers, notebooks, etc. 9. 10. with HDMIDVI interface devices, connecting TVs, monitors, projectors and other display devices with HDMI interface 11. Equal division of the screen into four, combined into a 2x2 mode output, the picture is not stretched, not deformed 12. Support remote control, background (RS232) control, input switching optionsbrightness adjustmentcontrast adjustmentmode selection and other settings Packing list: - Splicer x 1 - Power adapter x 1 - Remote control x 1 - User manual x 1