4 HP OmniBook 5500 HP OmniBook 5000 HP OmniBook 4000 Power •14.4Vdc Rechargeable Lithium-Ion battery •Battery life (approximate with one battery LiIon): 2 to 3 hrs •Battery (LiIon) recharges to high level in 4 hrs using AC adapter while PC is on or off •2-minute low-battery warning •AC adapter 100 to 240 Vac (50 to 60 Hz) input; 12 Vdc, 3.3 A output •Instant-on maintains computer in ready-to-work state for weeks on a full charge; returns you to your application or file instantly •14.4Vdc Rechargeable Lithium-Ion or NiMH battery •Battery life (approximate with one battery):
2 to 3 hrs •Battery recharges to high level in 4 hrs using AC adapter while PC is on or off •2-minute low-battery warning •AC adapter 100 to 240 Vac (50 to 60 Hz) input; 12 Vdc, 3.3 A output •Instant-on maintains computer in ready-to-work state for weeks on a full charge; returns you to your application or file instantly v14.4 Vdc rechargeable NiMH battery pack vBattery life (approximate): 3-4 hrs on DSTN DX2/50 2-3 hrs on TFT DX4/100 vAC adapter 100 to 240 Vac (50 to 60 Hz) input; 21 Vdc,1.35 A output Suspend-resume power management.
Removable Modules •Floppy disk drive internal/external (can be replaced with a second battery CD ROM drive) •Hard disk drive •RAM •Standard Battery •Floppy disk drive (can be replaced with a second battery for double battery life) •Hard disk drive •RAM •Battery vFloppy disk drive (can be replaced with a second battery for double battery life) vHard disk drive vRAM vBattery Mass Storage •810-MB, 1.35-GB, 2.0GB hard disks •540-MB, 810-MB, or 1.2-GB hard disks v260-, 340-, 520-, or 810-MB hard disk options RAM v8 or 16-MB Models •upgradable to 64 MB •8-, 16-, or 32-MB RAM cards v8- or 16-MB Models •upgradable to 64 MB •8-, 16-, or 32-MB RAM cards v4-, 8-MB, or 16-MB RAM models vupgradable to 32 MB Audio •16-bit with Sound Blaster Pro compatible and MIDI support •Stereo sound via two built-in speakers •16-bit with Sound Blaster and MIDI support •Stereo sound via two built-in speakers v16-bit, Sound Blaster-compatible vStereo sound via two built-in stereo speakers