HP 3 in 1 Docking Station 160GB HD HSTNN-CX04 EM537UT#ABA3-in-1 NAS docking station (complete assembly) / 3 in 1 Docking Station 160GBHP 3-in-1 NAS Docking Station - Has all features of advanced docking station, plus embedded NAS (Network Attached Storage) file sharing capability, an integrated 160GB 7,200 RPM SATA hard drive - Includes 180-watt AC adapter Compatible Models:4200, 4400, 6100, 6200, 6300, 6400, 6510, 6515, 6710, 6715, 6910 7400, 8200, 8400, 8510, 8710 and 9400 series Notebook PCs and HP Compaq 4200 and 4400 series Tablet PCs