I purchased this two years ago and only opened the outer box seal. The main unit and parts inside the box have never been opened or touched. H21 Pro dashcam with a 170-degree wide-angle lens and 1440P resolution. - Model Name: H21 Pro - Lens Angle: 170 degrees - Size: 9 x 5 x 1 cm - Resolution: 1440P - Functions: Motion detection, parking monitoring, engine link - Memory Card: microSD card (4-32GB Class 10 compatible) Thank you for viewing.