HP ProBook 645 G1 Overview page 30

QuickSpecs
Technical Specifications
Atheros 802.11 b/g/n
(1x1)*
Temperature, operating
(from TIA/EIA/IS-98-D)
Temperature, non-
operating, 96 hours (from
MIL-STD 202 Method 108)
Humidity, Non-operating 95% relative humidity for 48 hours @ 185° F (85° C) (non-condensing)
LED Activity
1
1900 MHz (Band II) and 850 MHz (Band V) not supported at launch but support planned in a future
firmware update.
* 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.
Wireless LAN Standards
Interoperability
Frequency Band
Data Rates
Modulation
1
Security
Sub-channels
Media Access Protocol
Network Architecture
Models
Roaming
2
Output Power
Power Consumption
Power Management
3
Receiver Sensitivity
DA - 14689 North America — Version 8 — February 21, 2014
-13° to 140° F (-25° to 60° C)
-40° to 185° F (-40° to 85° C)
LED Off - Radio Off; Solid LED On - Radio On
IEEE 802.11b
IEEE 802.11g
IEEE 802.11n
Wi-Fi certified
2.4 GHz
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
Direct Sequence Spread Spectrum
DBPSK, DQPSK, CCK, OFDM, BPSK, QPSK, 16-QAM, 64-QAM
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.
Multinational support with frequency bands and channels compliant to local
regulations.
CSMA/CA (Collision Avoidance) with ACK
Ad-hoc (Peer to Peer)
Infrastructure (Access Point Required)
IEEE 802.11 compliant roaming between access points
13.5 dBm, nominal
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
ACPI compliant power management
802.11 compliant power saving mode
72.2 Mbps: -70 dbm, 54 Mbps: -74 dBm, 11 Mbps: -88 dBm , 1 Mbps: -95 dBm
HP ProBook 645 G1 Notebook PC
HP ProBook 655 G1 Notebook PC
Page 30