Visit Amazon site : br Pioneer BDR-XD05S 6X Slim Portable External Blu-ray BDXL DVD CD Burner Writer Drive Retailbr br Store more data Up to 156 more data storage capacity than a 50GB Dual Layer Blu-ray Disc The BDXLTM format supports BDXL Blu-ray media including 128GB Quad Layer QL and 100GB Triple Layer TL Blu-ray DiscTM br Faster burning 6x writing on BD-R single-layer and dual-layer discs 4x writing on BD-R triple-layer and quad layer discs br An eco-friendly drive Smaller packaging - saves resources and fuel for transportation Reduced power consumption on external USB drives which allows for eco-friendly USB bus-powered drives br Smooth movie playback Scratches fingerprints and other abnormalities on the surface of a disc can sometimes cause Blu-ray and DVD movie playback to stop When a PowerRead enabled drive is not able to read through obstructed areas of a disc it will attempt to quickly move forward to the next available data point resulting in smoother Blu-ray and DVD movie playback br A smarter drive Pioneer drives with Auto Quiet mode monitor how they are being used and will adjust their speed automatically - high speed for data transfer and low speed for music or movie playback