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Power
subsystem
• ACPI 2.0 CPU power management standard: supports
Standby and Hibernation power-saving modes
• 71 W 8-cell or 44.4 W 6-cell Li-ion battery pack
• Acer QuicCharge
™
technology
(for TravelMate 4220 Series):
• 80% charge in 1 hour
• 2-hour rapid charge system-off
• 2.5-hour charge-in-use
• 90/65 W AC adapter
Input devices
• 88-/89-key Acer FineTouch
™
keyboard
• Touchpad with 4-way scroll button
• Four easy-launch buttons
• Two front-access LED-switches: WLAN, Bluetooth
®
Audio
• Audio system with two built-in speakers
• Intel
®
High-Definition audio support
• Sound Blaster Pro
™
and MS Sound compatible
• S/PDIF (Sony/Philips Digital Interface) support for
digital speakers
• Built-in microphone
Communication
• Modem: 56K ITU V.92 with PTT approval;
Wake-on-Ring ready
• LAN: Fast Ethernet; Wake-on-LAN ready
• WLAN: Intel
®
PRO/Wireless 3945ABG network
connection (dual-band tri-mode 802.11a/b/g) Wi-Fi
CERTIFIED
™
solution or Intel
®
PRO/Wireless 3945BG
network connection (dual-mode 802.11b/g) Wi-Fi
CERTIFIED
™
solution, supporting Acer SignalUp
™
wireless technology
• WLAN: Acer InviLink
™
802.11b/g dual-mode network
connection, supporting Acer SignalUp
™
wireless
technology (manufacturing option)
• WPAN: Bluetooth
®
2.0+EDR (Enhanced Data Rate)
• Acer Video Conference featuring Voice and Video
over Internet Protocol (VVoIP) support via Acer
OrbiCam and optional Acer Bluetooth
®
VoIP phone
• Acer Orbicam 1.3/0.31 megapixel CMOS camera (LCD
panel-mounted) featuring (for selected models):
• 225-degree ergonomic rotation
• Acer VisageOn technology
(for selected models)
• Acer PrimaLite technology