Brand new in box. Got two, using one and happy with it
http://www.sybausa.com/productInfo.php?iid=1230
Accommodates both 2.5" and 3.5" Hard Drives
Unique anti-shock Design
Patented Tool-free Mechanism
NSS Connector Gives Over 50,000 Cycle Hot Swaps
LED Indicators
Power On/Off
HDD Activity
Front Panel:
3.25" SATA I/II/III HDD Mobile Rack
2.5" SATA I/II/III HDD Mobile Rack
2 USB 3.0 Ports
HDD Power Switch (Controls Both HDD)
Back Panel:
Built-in USB 3.0 20-pin Header Cable (24")
SATA Data Connectors
SATA Power Connectors