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9M, 12M, 18M,24M,36M, 48M, 54M OFDM; Transmission Distance: Indoor up to 100m,outdoor up to 300m (Standardtransmissiondistance, it is limited in an environment) Transmit Power: 15dBm(Typical) Data Security: WPA;64/128/152 BIT WEP;TKIP/AES LED Indicators : Status;Activity Power Consumption: Typically500mA in full Transmit (TX), 250mA in full Receive (RX) Dimensions: 4.5×2.1×.2 in.(115 ×54 ×5 mm) Operating Temperature:0ºC~40ºC(32ºF~104ºF) Storage Temperature: -40~70ºC(-40ºF~158ºF) Operating Humidity: 10%~95% RH, non-condensing  (less)

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Acer Crystal Eye Webcam, Multi-in-1 Digital Media Card Reader, Dolby Sound Room Audio Enhancement, Intel WiFi Link 1000 802.11a/b/g/Draft-N, 3 - USB 2.0 Ports, 1 - HDMI Port, Multi-gesture Touchpad, 6-cell Li-ion Battery (4400 mAh), up to 6-hours of battery life, 3.08 lbs. 1.4 kg (system unit only), AC Power Adapter, AC Power Cord, Wireless Setup Card, Registration / Limited Warranty Card, McAfee Internet Security Suite (60-day insert)  (less)

Accelerator 4500MHD, 320GB SATA Hard Drive, 8X DVD-Super Multi Double-Layer Drive, HD Webcam, Multi-in-1 Digital Media Card Reader, 2nd Generation Dolby Sound Room Audio Enhancement, Intel WiFi Link 1000 802.11b/g/Draft-N, 3 - USB 2.0 Ports, 1 - HDMI Port, Convenience Buttons- Multi-Gesture Touchpad, Acer PowerSmart Technology, Acer Backup Manager, Touchpad-lock, 6-cell Li-ion Battery (5600 mAh), 8+ hours of battery life, 4.4 lbs. 2.0 kg (system unit only), AC Power Adapter, AC Power Cord, Wireless Setup Card, Registration / Limited Warranty Card, McAfee Internet Security Suite (60-day insert)  (less)