1.This blu ray drive could not be used in the tablets or TV, like Surface Series (Due to low voltage condition in some tablets).
2.When use it by laptop, please make sure that your laptop is in enough power (we suggest you plug in laptops AC adapter when using).
3.Please place the drive on a flat and stable surface when using. Do not press the drive when it is working.
4.Do not attempt to disassemble or repair the machine by yourself. For any questions, please contact the seller support directly.
5.We suggest you to play HD blu-ray movies no more than 50G.
6.Please plug in the power cable when using it, in case the optical drive was broken as insufficient power supply.
7.When use bluray function, your computer must support Blu-ray format.
8.Need a blu-ray software to play blu-ray discs, NERO, LEAWO is a nice free blu-ray player for PC, and Mac Blu-ray Player, iDeer Blu-ray Player, CyberLink PowerDVD are also highly recommended
9.Player software is NOT included.
10.SD and TF card does not include in the package.
Portable Compact Design
Slim, lightweight, fault tolerance,shock-resistant, usb cable embedded design, and just slips easily into your travel bag, perfect companion for DVD lovers, using everywhere.
Two USB 3.0 ports
USB Hub Function: The two USB 3.0 ports just like a USB Hub, and using for USB flash drive/Mouse/Keyboard/Hard drive/Phone etc.
SD Card Slot and TF Card Slot
SD/TF Card function: Insert SD or TF Card, you can copy music/movies/data files from the SD/TF card to computer.
Note:
The SD card and TF card cant use at the same time, only choose one to work for you. Each of them can work well with the 2 USB ports at the same time.


