* HD PDI Camera has Hybrid Tpye and Single Type.

    Hybrid tpye must need DVR Express HD Board. it can connect your pc, and then, you can use HD camera and analog camera simultaneously.

    Single tpye do NOT need DVR Card. You can use only HD camera.

* if you buy HD CCTV camera first, you must buy a cable, and an Adopter. If you have already this, you don't buy this.

   when you need more camera, you have to buy cable and adopter each camera.

* When you install this camera, if you need to help, we will support to you any time.