SilverStone FP32B Aluminum 3.5-Inch Drive Bay with USB X 4 + E1394 (Black) Material: All aluminum casing. Color: Black. Application: 3.5 drive bay. Cable Length: 600 mm. Connectors: USB x 4; Firewire IEEE 1394 x 1; Audio x 1 (Azalia compatible); Mic x 1 (Azalia