Purple Filter Lens:Use the purple filter to easily take unique purple photos and videos without editing them. ND(light reduction) Filter Lens:The main purpose is to filter light and prevent overexposure. If the light is too bright, it is difficult to choose a slower shutter speed to shoot. At this time, use the ND lens to reduce the light entering the lens, and you can use a slower shutter filmed.To achieve dynamic softening or shallow depth-of-field effects in bright conditions. WiFi&APP:Through the camera APP you can not only shoot in real time,but also quickly upload photos and video to your mobile phone through the built-in WiFi, and share the wonderful moments to your social software. Remote Control (Optional):Using with the remote control, you can take selfies without the help of others - you can take pictures anytime, anywhere, convenient and fast, suitable for sports/static Vlogs. Works as 1080P Webcam:AUSEK action camera can be used as a full HD 1080P web camera through the USB cable connected, and play driver free.