The IDE hard disk of the video recorder is converted to , and it is used by connecting to the port of the motherboard. 3.5-inch IDE hard disk to , connected to the motherboard port for use IDE optical drive to , connect to the motherboard port for use IDE burner to , connect to the motherboard port for use. The desktop 3.5-inch IDE hard disk can be transferred to the video recorder (please format the hard disk on the computer first). The transferred hard disk can be used as master and slave (requires system reinstallation, refresh in BIOSS, etc.). The converted optical drive can be booted as a system. The adapter card supports a parallel port hard disk with a maximum capacity of 1000G. For IDE devices using a riser card, the jumper cap must be inserted in the MASTER position. Compatible with 1st generation, 2nd generation, 3rd generation. Plug and play, no driver required Product name: IDE to adapter card Product size: 6x2.2CM Product material: pcb Scope of application: suitable for IDE optical drives, burners, 3.5-inch hard drives, video recorder hard drives Compatible system: compatible with windowsXp/win7/win8 32-bit/64-bit system Colour: as shown Material: PCB Package Contents: 3 x Adapter card Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.