HDMI Splitter 1 in 2 out [with 4ft HDMI cable] not applicable for Extended Display Mirroring, 4K 1x2 HDMI Splitter 1 to 2 for 3D 1080P@60Hz, copying 1 source to 2 displays at the same time

1x2 HDMI Splitter Copy/Mirror (does not support expansion): The HDMI splitter can only copy the same content from one HDMI input signal to two HDMI displays, transmitting video and audio at the same time, and both displays can work at the same time.
Please note: This splitter does not support dual screen expansion. Due to the HDMI standard, it can only mirror one signal to two displays at the same time.
Does not support:
1. No extension, does not extend different content to two displays;
2. Not a switcher, does not support connecting two HDMI input signals to one display;
3. Not an audio extractor, does not support connecting to any audio devices such as speakers, bar speakers......
4K Ultra HD resolution: Active HDMI splitter supports 4K@30Hz, backward compatible with 1080p@50/60Hz/1080i@50/60Hz/720p@50/60Hz/720i@50/60Hz/576p@50Hz/576i@50Hz/480p@60Hz/480i@60Hz. Recommended. HDMI 2.0 AWG 26 cable for 4K, length 16ft; for 1080P, length 32.8 ft
Plug and play: no external driver required. Please connect 5V 1A power adapter to ensure stable performance and avoid no signal output or screen flickering problem. Support HDMI v 1.3 / 1.4, HDCP 1.4 (not compatible with HDCP 2.2 ). Support deep color 12-bit/16-bit.
Support audio format: DTS-HD/Dobly-true HD/LPCM 7.1 /DTS/Dobly-AC3/DSD/HD (HBR)
Packing List: 1* 1 in 2 out
HDMI splitter (size: 2.48 * 2.05 * 0.51 inches), 1*4FT high speed HDMI cable, 1* 2.6 ft. USB power cable (not Including power adapter, need to plug the USB cable with power adapter into the wall outlet); using HDMI 2.0 AWG 26 cable, length 16ft for 4k; length 32.8 ft for 1080P