SIIG JU-SC0211-S1 8-Port USB to RS-232 Serial Adapter Hub Type: USB Ports: 1, 4-pin, Type B, USB, Female, Input 8, 9-pin, DB9, RS232, Serial, Male, Output Dimensions: 5.50 x 3.75 x 1.00 Weight: 0.86 lb. Color: Black Package Contents: 8-Port USB to RS-232 Serial Adapter Hub Power adapter USB 2.0 cable Driver CD User's manual