Product name:Smart car interconnection box Product size about :10cm x 8.7cm x 1.8cm (3.94 inches x 3.43 inches x 0.71 inches) Product color: As shown in the figure Product material:Metal + Glass product features: 1. Next-gen wireless chip establishes connection within 3 seconds of insertion. Enables real-time screen mirroring for navigation and entertainment during commutes. 2. No driver installation required, directly plugs into vehicle data ports. Auto-adapts to different screen ratios and resolutions. 3. Works with major smartphones and infotainment systems. Anti-interference technology ensures smooth navigation, calls, and video playback. 4. Voice control and gesture operation minimize distractions. Split-screen display for simultaneous navigation and media information. 5. Aluminum housing passes vibration and high-temperature tests. Compact 28g design easily stores in glove compartments. Precautions: 1. As we all know , the different computers display colors differently, the color of the actual item may vary slightly from the following images. 2. If you feel difficult to choose the size, you can feel free to contact mewe will give you some suggestion, but it is for you reference only. Shipment includes:Smart car interconnection box