NAS, you can easily centralize and protect your valuable content from all the PC and Mac computers on your network. Plus, access it anytime, from anywhere with tablets and smartphones.Get power that keeps up with your passionPowered by a strong Marvell® ARMADA® 385 1.3 GHz dual-core processor, My Cloud EX4100 gives you ultra-fast transfer speeds of 116 MB/s upload and 114 MB/s download to keep up with your high-performance needs. Now you can upload more content simultaneously, stream your HD media more smoothly, and enjoy your creative life with ease.Stream like a proWith the built-in Twonky DLNA-certified media server, you can seamlessly stream all your HD videos, photos and music stored on your My Cloud Expert

NAS to media players, Smart TVs, gaming consoles and other DLNA-certified devices on your network. Or, use the Plex media server third-party app to organize your media collections and stream them to all of your screens.Safeguard your content with comprehensive data protectionMy Cloud EX4100 keeps your irreplaceable photos, videos and files safe with multiple data protection options to secure your content from unexpected loss. Protect all the PC and Mac computers on your network using local, remote or cloud backup. Multiple RAID configurations and volume encryption add even more protection and security for all your files.Be up and running in minutesMy Cloud EX4100 comes preconfigured to get you set up and on your way without any hassle. The intuitive dashboard guides you through the process of setting up users and shares, customizing system features and monitoring your storage. And with a toolless and trayless drive bay design, drive installation and hot swap is effortless.Built-in reliability for added peace of mindMy Cloud Expert

pre-configured NAS come populated with WD Red NAS hard drives. Ultra-reliable and purposely built for NAS systems, WD Red drives improve performance and thrive in 24x7 environments. WD's exclusive NASware™ technology further optimizes WD Red for the NAS environment. From vibration compensation, optimized power usage and protecting your content in the event of a power loss or disruption, the firmware is designed to give you improved reliability and system performance.Get enhanced media streaming and network redundancyDual Gigabit Ethernet ports for link aggregation enhances network performance giving you the best possible HD media streaming experience. It also provides for network redundancy should one of your network connections fail.My Cloud OS - content management made simpleWD's My Cloud OS delivers a suite of tools and apps that empower you to easily take control of the content that matters to you most. The intuitive, easy-to-use dashboard makes set up, managing storage and personalizing your NAS effortless. Our award-winning My Cloud app allows you to securely access and share your files from anywhere with computers, tablets and smartphones. And with popular third-party apps available for download, you are enabled to customize your NAS to best fit your needs. Learn moreAutomatically copy your external USB with the touch of a buttonWith the built-in, one-touch copy button conveniently located on the front of the NAS, you can automatically copy all the photos, videos and music you have stored on an external USB or camera to the My Cloud EX4100, keeping all your media and files in one safe, central location.Save on energy automaticallyMy Cloud EX4100 comes equipped with drive sleep mode, LED on/off and power scheduling capabilities to save power and runtime energy.Professional-grade featuresiSCSI target and initiatorIntegrated FTP and WebDAV serverIntegrated SSH Secure ShellLink aggregation and network redundancyJumbo frame supportIPv4 and IPv6UPS support (USB and network)Real-time resource monitorSNMPMicrosoft Active Directory supportEnergy-saving optionsWestern Digital EX4100 My Cloud Professional NAS storage-24TBInterfaceGigabit Ethernet x 2Power supply (DC in) x 2USB 3.0 expansion port x 2 rearUSB 3.0 port with direct copy x 1 frontDrive bays4 x 3.5 inch hard drive bays, hot swap capable, tray-less designInternal hard drivesWD Red NAS hard drives

Marvell® ARMADA® 388 1.6 GHz dual-core

2 GB DDR3System RequirementsWindows 8, Windows 7, Windows Vista, Windows XP (SP3) operating systemMac OS X Mountain Lion, Lion, Snow Leopard and Mavericks operating systemsDLNA/UPnP devices for streamingInternet connection for remote accessSupported Web BrowsersInternet Explorer 8 or higherSafari 6 or higherFirefox 21 or higherGoogle Chrome 27 and later on supported Windows and Mac OS platforms

ProtocolsDHCP Client or Static IPNTP ClientDynamic DNS (DDNS)Apple Bonjour and Windows RallyJumbo frame support up to 9KVLAN (802.1Q)Link Aggregation(802.1ad)/ Ethernet teaming and failover for 2 Gigabit Ethernet portsUPnP port forwardingIPv6iSCSISSH