... ,420TVL,23pcs LED 4. IR distance:20m OVERVIEW DVR kits are very popular in security market, it ... when you bought the kits, since including camera, DVR, and all requested accessaries, therefore, will be a ... ; Remote controller x 1 Power supplier:12V/3A New DVR interfacePlease let me know if there is any detailed ... requirements, and you can DIY the DVR kits as well. Live demo 2 for general ...