?After-sales service?If you have any questions during use, please contact us. We have a professional technical team to help you solve your difficulties. Within 12 months, we will replace the switch for free. ?12V DC power supply?This triple monitor KVM switch is equipped with a 12V DC power supply to support high power USB devices such as hard drives, webcams etc. It avoids situations where the power supply is insufficient to make it unusable and ensures stable transmission between devices without frequent disconnection. ?Two Switching Options?Option 1: Using the wired extension button, you can place the KVM outside the work area, making your desktop cleaner and tidier; the extension button is made of soft material, giving you a more comfortable touch. Option 2: Just press the white "SW" button next to the indicator light to achieve one-click switching. ?High Speed USB KVM Switch?This is a Monitor Switch for 2 computers featuring 4 USB 3.0 ports. Each port can transmit data at speeds of up to 5Gbps, offering significantly faster performance compared to USB 2.0. USB 3.0 is also compatible with older USB versions like 2.0 and 1.1. ?8K 60Hz HDMI KVM Switch?The HDMI 2.1 KVM switch supports resolutions and refresh rates up to 8K@60Hz 4K@120Hz, and is backward compatible with 1080p 3D 720P, etc. Bringing you a realistic and smooth visual experience. Note: If you want to achieve the 8K60Hz effect, it is crucial to ensure that all computers, monitors and HDMI cables support 8K@60Hz. ?KVM Switch 3 Monitors 2 Computers?KVM Switch 3 Monitors allow two computers to share triple high-definition monitors and 4 USB 3.0 ports, such as mouse, keyboard, printer U disk, etc. And connect three displays in extend or duplicate display mode. Extended Mode: PC host in output 3 different images on 3 monitors. Copy Mode: Computer host outputs 3 identical images on 3 monitors. (Note: Please make sure your computer supports multi-display and each connected computer requires 3 HDMI ports).