Interoperability
Wi-Fi certified
Cisco Compatible Extensions Program compliantwith Microsoft
Windows Vista and XP (details at:
http://www.hp.com/go/notebooks/WLAN
)
Frequency Band
2.4 GHz
Data Rates
802.11b: 1, 2, 5.5, 11 Mbps
802.11g: 6, 9, 12, 18, 24, 36, 48, 54 Mbps
Modulation
Direct Sequence Spread Spectrum
DBPSK, DQPSK, CCK, OFDM
Security
1
Supports 64- and 128-bit WEP, WPA, WPA2, hardware-accelerated
AES, 802.1x authentication types EAP-TLS, EAP-TTLS, PEAP-GTC,
PEAP-MSCHAPv2, LEAP, EAP-FAST.
Support for Cisco Security Features (proven compatibility with Cisco
Aironet infrastructure products through the Cisco Compatible
Extensions Program Version 4) with Microsoft Windows Vista and XP
only.
Sub-channels
Multinational support with frequency bands and channels compliant to
local regulations.
Media Access Protocol
CSMA/CA (Collision Avoidance) with ACK
Network Architecture
Models
Ad-hoc (Peer to Peer)
Infrastructure (Access Point Required)
Roaming
IEEE 802.11 compliant roaming between access points
Output Power
(for
CCK)
2
17 dBm , nominal
Output Power
(for
OFDM; power varies by
data rate)
2
15 dBm , nominal
Power Consumption
Idle associated: 250 mW
Idle unassociated: 150 mW
Transmit: 2.0 W (max)
Receive: 2.0 W (max)
Power Management
ACPI compliant power management
802.11 compliant power saving mode
Receiver Sensitivity
3
54 Mbps: -71 dBm, 11 Mbps: -85 dBm , 1 Mbps: -95 dBm
Antenna Connections
High efficiency dual band antenna with spatial diversity, mounted in the
display enclosure
Form Factor
PCI-Express Half-MiniCard
Weight
0.013 lb (6 g)
Dimensions
0.19 x 1.06 x 1.18 in (4.75 x 26.8 x 30 mm)
Operating Voltage
3.3v +/- 10%
Temperature
Operating
Non-operating
14° to 149° F (-10° to 65° C)
-40° to 176° F (-40° to 80° C)
Humidity
Operating
Non-operating
10% to 90% (non-condensing)
5% to 95% (non-condensing)
Altitude
Operating
Non-operating
0 to 10,000 ft (3,048 m)
0 to 50,000 ft (15,240 m)
LED Activity
LED Off - Radio OFF; Solid LED On - Radio ON
Check latest software/driver release for updates on supported security features.
1.
Maximum output power may vary by country according to local regulations.
2.
Receiver sensitivity is measured at a packet error rate of 8% for 802.11b (CCK modulation)
and a packet error rate of 10% for 802.11a/g (OFDM modulation).
3.
4.
QuickSpecs
HP EliteBook 2740p Tablet PC
Technical Specifications
DA - 13567 Worldwide QuickSpecs — Version 6 — 6/2/2010
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