MP2502S has the innovation features, which is combine the functionality of music player and the 2.5 inch external enclosure . MP2502S is the multimedia docking player designed for 2.5" SATA HDD. The model with SATA interface offers you high speed data transfer . Equipped with video and audio output ports, MP2502S serves as a powerful media player bringing you a portable movie theatre. Remote control-media mate assists playing movies, music, and pictures. Yet, user-friendly remote buttons and step-by-step menu direct you to your multimedia preference. There is no need to unplug the MP2502S While you updating the data. So MP2502S is a Multimedia station with the navigation controller. And with a exclusive 2.5 inch enclosure, all you need to do is plug the 2.5 enclosure to the slot of the MP2502S then you can enjoy all the multimedia. Press the button to unplug the 2.5 inch enclosure so it can use for the external hard-drive with the high speed USB or SATA Slot you can transfer all the files fast and easily. MP2502S is a perfect companion with your DV and digital cameras to share and play your world. 2.