This cctv dome camera (bnc) has inbuilt dvr along with memory card slot for recording & a perfect substitute of dvr(digital video recorder) system solution. This camera is value for money & best option when your requirement is 1 or 2 cameras. You dont need to spend heavy on separate dvr, hard disk, power supply & other installation accessories for this camera. Circular video recording on micro sd-card. When storage (micro sd-card) is full, new video file will replace the first one, second, third and so on. Never worry about running out of storage 12v power adapter is supplied with camera. Insert memory card in cctv camera (supports up to 32 gb memory card). Plug in 12v. Power adapter & recording start. 24 ir leds, that helps record in dark environment or at night time. To watch recording there are two options: (1) remove the memory card, insert memory card to memory card reader, connect to computer/laptop. View recording in your computer (sound will also be played in computer). (2) connect the bnc of camera with rca input of tv / led / lcd & you can monitor live recording on your tv. For this purpose you need supported camera accessories (complementary supplied with cctv camera pack) in this case audio will not be transmitted. To hear the audio you have to remove memory card & play the file in computer. Tv-out function helps cctv camera to monitor live recording on led/lcd tv. This cctv camera is bnc interface cctv camera with memory card recording slot. There is no usb in this camera. So, you can't connect this camera to computer/laptop directly. Memory card reader is supplied with this cctv camera. You can view the recording saved in memory card of cctv camera on computer/laptop
