purchase of cctv for electronics and communication department - i year basic engineering practices , purchase of cctv , 2mp bullet camera ds-2ce16dot-itpfs transmits audio over the coaxial cable,4 in 1( 4 signals switchable tvi/ahd/cvi/cvbs) exir 2.0: advanced infrared technology with 25m ir distance included components : main unit,bnc/dc; mounting type: embedded; specific uses for product: surveillance , dvr ds-7104hqhi-mi/s deep learning-based human and vehicle targets classification of motion detection 2.0 deep learning-based perimeter protection , 500gb consitant hdd high-capacity storage: stores up to 500gb of data, photos, videos, and more. fast data transfer speeds: transfers data at up to 1gbps, 10 times faster than usb 2.0. , erd 4 channel power supply erd ad-11 4ch cctv camera power supply (smps) output voltage 12vdc-1amps (each channel) stabilized outputs & low interference , bnc - pin , dcconnector , pvc box , pramacable => limited