1. U disk offline playback function U disk offline playback function, just copy the content to be played to the specified folder of the U disk, no need for a computer to play independently 2. Key lock function After the key lock is turned on, it can effectively prevent accidental touches and other situations during use and provide a favorable for the use process. 3. Support installation of 2 sending cards 4. Select the input signal source for signal detection. When the input signal is normal, the button light of the channel is always on; when there is no signal input, the button light of the channel flashes Product Description: Model: -MVP300 Resolution: 1920x1080 Power supply: built-in 100-240V AC50-60Hz (Taiwan power supply) Plug Type: EU Plug, it applies to Indonesia, Germany, France, , Italy and so on voltage: AC100-240V Material: plastic colour: black Package Contents: 1 x HD Video Processor 1 Cord 1 x DVI Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.