Holiday Shipping Details & Extended Holiday Returns 
The cd drive external usb is exclusively compatible with laptop or desktop computers running Windows, Macintosh, and Linux operating systems
The cd rom external drive for laptop is also fitted with non-slip rubber feet for added stability and to reduce the risk of accidental slips or falls.
The disk drive is equipped with brand new original core, highly error-correcting, shockproof, low noise and low power consumption
External dvd drive for pc with 1*USB 3.0 port and 3*USB 2.0 ports to connect your other external devices, alleviating your computer's interface woes
Q & A:
Q: Why Do Not Identify?
A: Be used on HUB or extension cord. Must be plugged into the computer and can not be plugged into the HUB.
Q: Why Do Not Work?
A: Must plugged into behind the chassis when you use desktop computer.
Q: Why Do Not Read?
A: The disc is in the wrong direction. Place the disc in the right direction.
Q: Why Do Not Burn?
A: Install the burning software correctly.
Q: Why Lound Noisy?
A: Some DVD discs are thicker than normaldiscs so the noise will be louder duringoperation.