WD My Cloud EX4 24TB (4x6TB) Bay Personal Cloud Storage NAS Server, 2.0GHz Processor Speed, 512MB RAM, RAID 0/1/5/10/JBOD, USB3.0/Ethernet

Built from the ground up with the quality and reliability you have come to expect from the WD My Cloud Ex4 is a high-performance, 24TB four-bay NAS for your home or small office. It offers a robust all-metal enclosure, multiple RAID volumes, easy drive installation and a full suite of apps for the power and flexibility to expand your NAS features.

Your options are endless
Choose the diskless enclosure with easy drive install and hot swap to effortlessly add up to four drives and grow as your needs expand. Or, choose a populated system that works right out of the box, featuring WD Red NAS hard drives for ultimate compatibility in the unique 24x7 NAS operating environment.

High-performance NAS
Dual Ethernet and power supply ports; 512MB memory and 2.0 GHz processor deliver reliable, blazing-fast performance for your home or small office.

Drive management and data protection at its best
You're armed with multiple options to secure your data from loss. Choose RAID 0, 1, 5, 10 or select from spanning and JBOD modes for even more options to manage your data.

Easy to manage
A powerful dashboard and LCD display means your system is always under your control. Monitor your drives, manage users and utilize energy-saving features. Email and mobile alerts keep you informed on My Cloud Ex4 status.

Award-winning desktop and mobile apps
With WD's apps, you can upload, access and share your documents from anywhere. Conveniently transfer files from your public cloud accounts to the My Cloud Ex4 directly from the mobile app. Powerful apps to customize your NAS Featuring industry-leading apps, including aMule, Icecast, Joomla!, phpBB, phpMyAdmin and SqueezeCenter.

Advanced serving options
Integrated file server, FTP server, backup server and P2P download server. Stream media to your connected devices Stream videos and photos to connected TVs, media players, gaming consoles and other DLNA/UPnP devices. Features a Twonky and DLNA-certified media server.

Back up, your way
Protect your data with remote backup to another My Cloud Ex4, integrated cloud backup or LAN/WAN backup. Enjoy peace of mind with WD SmartWare Pro for PC users and Apple Time Machine for Mac users to protect your data.

Increase your personal cloud capacity
Simply attach a compatible USB hard drive directly to one of the two USB 3.0 expansion ports on My Cloud Ex4 and instantly expand your storage capacity.

Integrated energy-saving features
Save money on your energy bill with disk spin-down and scheduled power on/off.

Your own personal cloud
My Cloud Ex4 allows you to keep all your content in one safe place at home or your office. No monthly fees. No limits.

Advanced features
A full suite of advanced features to power your home or office including: iSCSI target, full-featured FTP services, link aggregation and failover support, jumbo frame support, IPv6 ready, UPS support (USB and network), real time resource monitor, volume encryption with boot-up password, SNMP and virtual volumes.