All-metal, just to give you a better feel WAIT,JUST TO GIVE YOU A BETTER FEEL TECHNOLOGYIS CHANGINGUIFE, Your intimate life of each feature set Arbitrary manipulation client APP, routing settings, share files simple and convenient! System Update: Firmware Update Support System Wireless sharing Put your hard drive add WiFi, so you can be on the sofa, in the bedroom.Computer phone you can enjoy , music photos, no connection, very convenient! Hign-concerned Chemical:None Use:Window Plug Type:US Plug,it applies to Canada, India,Mexico, Thailand, the , the Philippines,Taiwan and so on. Voltage:AC100-240V Color: Black Material: plastic Package Contents: 1x 3.5 inch Enclosure set Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.