Interfaces Serial, parallel, PS/2™ mouse/keyboard port, 2 x USB, RJ 45 (10/100Base TX Ethernet), external monitor, headphones, video-out (NTSC/PAL), line-in, line-out Special features Eject lever, integrated stereo speakers with volume control, integrated 3Com LAN chip for remote management (Wake-On-LAN and Service Boot support), hot dock/undock support   Drives Integrated 6-speed DVD-ROM drive, integrated diskette drive Security Security lock, Kensington cable slot (with integrated protection for PC Card slot) Bundled hardware and software AC adaptor, LAN drivers for Portégé 7010CT and 7020CT on diskette and CD   Compatibility Specially developed for the Portégé 7140CT and 7200CT, also compatible with the Portégé 7010CT and 7020CT (if LAN driver is installed) Weight 1.2 kg Dimensions 302 x 257 x 20.7 mm Warranty 1-year international warranty