Compact Ahd Spy Camera Wired Hd Surveillance Device

1080p HD video (much clearer than old analog cameras) Tiny size (can be hidden in objects or walls) Pinhole or micro lens for covert recording Night vision / low-light support (some with IR LEDs) Audio recording (in models with microphones) Wired connection (BNC cable) to a DVR system Long transmission distance (up to ~500m via coax cable)