[Wide Range] Mini camera recorder with all-around stereo sound recording technology, 100m/328ft high-definition distance, picks up sound to start recording, regardless of environmental restrictions. [Noise Reduction] Small camera recorder built-in quad-core DSP digital noise reduction technology, adds physical soft glue for different sound environments to eliminate and filter various noises. [Wide-Angle Lens] Mini video voice recorder with built-in 110-degree wide-angle lens with high-definition wide frame, 1080P high resolution, and support for AVI video format. [Voice Activation] Supports voice-activated recording, records when there is sound, automatically pauses when there is no sound, saves storage space, filters invalid clips, and reduces playback time. [Automatic Save] When the system detects a low battery, the HD camera recorder will save the file and automatically shut down to ensure that video and audio data are not lost during charging. We are well aware of how important customer service is to our customers, therefore, we strive to provide the most thoughtful and prompt service. From order to delivery and handling customer service inquiries, we follow the entire process to ensure that your rights and interests are protected in the best possible way.