Temperature, non-
operating, 96 hours
(from
MIL-STD 202 Method 108)
-40° to 185° F (-40° to 85° C)
Humidity, Non-operating
95% relative humidity for 48 hours @ 185° F (85° C) (non-condensing)
LED Activity
LED Off - Radio Off; Solid LED On - Radio On
* 4G LTE not available on all products, in all regions and only available on products featuring Intel
processors. WWAN use requires separately purchased service contract. Check with service provider for
coverage and availability in your area. Connection speeds will vary due to location, environment, network
conditions, and other factors.
Atheros 802.11 b/g/n
(1x1)
*
Wireless LAN Standards
IEEE 802.11b
IEEE 802.11g
IEEE 802.11n
Interoperability
Wi-Fi certified
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
802.11n: many possible data rates, ranging from 6 Mbps to 300 Mbps,
depending on the combination of Bandwidth, Modulation Coding Scheme, and
Guard Interval used, as defined in IEEE 802.11n specification
Modulation
Direct Sequence Spread Spectrum
DBPSK, DQPSK, CCK, OFDM, BPSK, QPSK, 16-QAM, 64-QAM
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.
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
2
13.5 dBm, nominal
Power Consumption
Transmit: 2.0 W (max)
Receive: 1.6 W (max)
Associated to Access Point, Idle: 250 mW nominal
Wireless Button Off: 100 mW nominal
Radio disabled: 75 mW nominal
Power Management
ACPI compliant power management
802.11 compliant power saving mode
Receiver Sensitivity
3
72.2 Mbps: -70 dbm, 54 Mbps: -74 dBm, 11 Mbps: -88 dBm , 1 Mbps: -95 dBm
Antenna Connections
High efficiency antenna with spatial diversity, mounted in the display
enclosure
Form Factor
PCI-Express Half-MiniCard 1.2
Weight
0.013 lb (6 g)
QuickSpecs
HP ProBook 645 G1 Notebook PC
HP ProBook 655 G1 Notebook PC
Technical Specifications
DA - 14689 EMEA — Version 9 — March 27, 2014
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