Hewlett Packard Docking Station, HSTNN-109X Power DeviceHP 120Watt Smart AC Adapter (HP Part# 463556-001) Interfaces3 x Hi-Speed USB - 4 pin USB Type A 1 x Powered USB 2.0 - 4 pin USB Type A 1 x audio - line-out - mini-phone 3.5 mm 1 x audio - line-in - mini-phone 3.5 mm 1 x parallel - IEEE 1284 (EPP/ECP) - 25 pin D-Sub (DB-25) 1 x display / video - VGA - 15 pin HD D-Sub (HD-15) 1 x display / video - DVI-Digital - 24 pin digital DVI 1 x modem - phone line - RJ-11 1 x network - RJ-45 1 x keyboard - generic - 6 pin mini-DIN (PS/2 style) 1 x mouse - generic - 6 pin mini-DIN (PS/2 style) 1 x serial - RS-232 - 9 pin D-Sub (DB-9) 1 x monitor stand port