Check the listing for details. Dell Docking Station E-Port K07A - E6440 - E7240 (same as PR03X). Condition: Used. Listed at 10.00 USD. Dell Docking Station E-Port K07A E6440 E7240 It is the same as PR03X In good, used working condition. ** AC ADAPTER NOT INCLUDED** Ports: · 5 USB, · 1 eSATA/USB, · 1 Network (RJ-45), · 1 Display/Video Input: · 15-pin HD D-Sub VGA, · 1 24-pin Digital DVI, · 20-pin Display Port · Microphone & Headset Audio Jacks This E port is Compatible with the following systems: Dell Precisions: M2400, M2800, M4400, M4500, M4600, M4700, M4800, M6400, M6500, M6600, M6700, M6800 Dell Latitude: Latitude E4200 , E4210, E4300, E4310 Latitude E5250, E5400 , E5410, E5420, E5430, E5440, E5450 Latitude E5500, E5510, E5520, E5530, E5540, E5550, E5570 Latitude E6220, E6230, E6320, E6330 Latitude E6400, E6400 ATG, E6400 XFR Latitude E6410, E6410 ATG, E6420, E6420 ATG, E6420 XFR, E6430, E6430 ATG, E6430s, E6440 Latitude E6500, E6510, E6520, E6530, E6540 Latitude E7240, E7250, E7440, E7450 ST, XT3 Internal note: 9999, Entrance Drawer 9-10