Product Description: This product can control multiple computers through a set of mouse, keyboard and display. It is easy to operate, improve work efficiency and save cost.Features:1. Support hotkey switching2. Support infrared remote control switching3. Support for remote control button switching4. Support U disk read and write5. Support LED switching channel indication6. Support most mouse and keyboard on the marketProduct Parameters:1. Applicable systems Windows, Apple, MAC Linux, Netware, Unix2. Input port: HDMI& USB-A3. Output port: HDMI4. Control port: USB-A5. Read and write port: USB-A6. USB port version: USB2.07. HDMI port version: HDMI2.08. The highest resolution: 4K@60HZThe product supports three switching methods:1. Hotkey switch2. Remote control switching3. Line control button switchingHotkey switching operation instructions:Option One.2. Switch to the first computer: press and hold the keypad "*", then press and hold "1" and then release3. Switch to the second pair of computers: press and hold the keypad "*", then press and hold "2" and then releaseOption Two:1. Switch to the first computer: Press and hold "CTRL" and "ALT" at the same time, then press "1" to switch to the second computer2. Switch to the second computer: Press and hold: "CTRL" and "ALT" at the same time, then press "2"Reset:Click "CTRL" "CTRL" "R" consecutivelySpecification: Package Weight One Package Weight 0.27kgs / 0.59lb One Package Size 17cm * 11.5cm * 6cm / 6.69inch * 4.53inch * 2.36inch Qty per Carton 56 Carton Weight 15.00kgs / 33.07lb Carton Size 65cm * 43cm * 22cm / 25.59inch * 16.93inch * 8.66inch Loading Container 20GP: 433 cartons * 56 pcs = 24248 pcs40HQ: 1006 cartons * 56 pcs = 56336 pcs