Specifications: Interface: USB 2.0 Write speed: 24x VDR; 24xCDRW 8x DVD-R; 8x DVD + R; 6x DVD + R DL; 6X DVD-R DL 6X DVD-RW; 8x DVD + RW 5x DVD-RAM Read speed: 8x DVD-RPM 24x CD-ROM Package included: 1 x USB 2.0 external CD-RW combo 1 x USB Data Cable 1 x USB Power Cable Note: 1.Please connect both of 2 USB cables into rear USB interface of motherboard directly. If you connect our external drive through USB hub,USB extension cable or frontal USB interface,it may can not run smoothly because it can get insufficient power from computer. 2.If our external drive can not play DVD on your windows computer,maybe this is not the fault of external drive. Since the Windows new release have discontinued the internal DVD movie player software,you just need to download another player software(Such as,VLC,GOM or MPC-HC) to play your DVD movies with our external drive. 3.There are a few WIN10 computers with incompatibility issue existing.