-USB universal interface, plug and play -1080P high-definition lens, clear image, no blur when zooming in at will – Using high-definition lenses, the field of vision is wide, and the built-in 6-layer optical lens produces clearer and better images -Built-in pickup, recording video and surrounding sounds at the same time, the sound quality is clear and noise-free -Support real-time sharing by multiple users -Support 128G memory -Voice listening, the listening effect is clear and the sound reproduction is realistic – Can be set independently: recording during alarm, all-day recording, scheduled recording and other modes