1. Usb Communication, Sound Pickup Function, Software Rotation, Brightness Adjustment2. Audio Themes, Customized And Mic Pickup3. Dynamic Theme Editing, Self-Developed Software, Easy Operation, Visual Editing, Real-Time Preview4. Visual Theme Editor, Easy To Operate, What You See Is What You Get, Real-Time Preview And Editing Layout5. Comprehensive Monitoring Without Blind SpotsType: DisplayModel: USB Drive-Free Water-Cooled Chassis Secondary ScreenResolution: 480*480Note:Different Batches May Have Differences In Product Appearance, Color, And Printed Characters, Which Will Not Affect The Usetype:B: 2.8-inch water-cooled secondary screen-silver shellColour:As ShownMaterial:ABS Package Contents:1 x Display1 x Magnetic Stand1 x Double-Sided Tape1 x Memory Card1 x Usb Cable1 x Connection CableOnly 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.