How to Use: This product is very simple to use, plug and play. The remote control of this product is shipped without batteries. Users need to purchase a 3V CR2025 button battery. Specification: Item Type: Switcher Features: 1. Support high definition multimedia interface 1.4 version 3D function. Fully supports 1080p and 12-bit pixels. 2. Support the Highest Video Signal Amplification: 2.5Gbps 3. Manual switch and remote control switch 4. Compatible with HDCP devices 5. Support high-definition video, high picture quality, clear picture Smart Function: 1. When the switch is powered on, it will automatically select the source device that is powered on. The selected priority is 1-2-3 2. When you turn on the source device or enter the switch, it will automatically select the source device. 3. When you turn off the power of the source device or unplug the source device from the switch, it will automatically select whether the next source is the source device or not. The selected priority is 1-2-3 Package List: 1 x Switcher 1 x Remote Control Note: Except for some necessary equipment that requires power supply (such as game consoles), other conventional equipment can be used without power supply.

【Light & Portable】The shell is made of ABS environmentally friendly material, which is light and durable, easy to carry and does not take up space. 【Excellent Performance】Fully support simultaneous audio and video transmission, shocking sound quality and easily enjoy high‑definition lossless music. 【4K HDMI Switcher】Supports high‑definition 4K video output and is backward compatible with other resolutions, smooth and not stuck. 【Convenient to Use】Support the connection of 3 high definition multimedia interface devices, without repeated plugging and unplugging, free switching. 【HDMI Switch 3 In 1 Out】The switcher has 3 inputs and 1 output, which can be switched by pressing the button or by using the remote control.