HP EliteBook 820 G3 Notebook PC 
HP EliteBook 840 G3 Notebook PC 
HP EliteBook 850 G3 Notebook PC 
Features 
Not all configuration components are available in all regions/countries. 
c04688005 – DA 15295 – World Wide – Version 1 – December 9, 2015 
 
  5.25 – 5.35 GHz 
  5.47 – 5.725 GHz 
  5.825 – 5.850 GHz 
Note: Indonesia only supports 5.725 - 5.825 GHz (CH149 - CH161) 
  802.11b: 1, 2, 5.5, 11 Mbps 
  802.11g: 6, 9, 12, 18, 24, 36, 48, 54 Mbps 
  802.11a: 6, 9, 12, 18, 24, 36, 48, 54 Mbps 
  802.11n: MCS 0 ~ MCS 15, (20MHz, and 40MHz) 
  802.11ac : MCS0 ~ MCS7, (1SS) (20MHz, 40MHz, and 80MHz) 
 
Direct Sequence Spread Spectrum 
BPSK, QPSK, CCK, 16-QAM, 64-QAM, 256-QAM 
  IEEE and Wi-Fi compliant 64 / 128 bit WEP encryption for a/b/g 
mode only  
  AES-CCMP: 128 bit in hardware 
  802.1x authentication 
  WPA, WPA2:  802.1x. WPA-PSK, WPA2-PSK, TKIP, and AES. 
  WPA2 certification 
  IEEE 802.11i 
  Cisco Certified Extensions, all versions through CCX4 and CCX Lite 
  WAPI 
Network Architecture  
Models 
Ad-hoc (Peer to Peer) 
Infrastructure (Access Point Required) 
IEEE 802.11 compliant roaming between access points 
  802.11b : +16dBm minimum 
  802.11g : +14dBm minimum 
  802.11a : +14dBm minimum 
  802.11n HT20(2.4GHz) : +13dBm minimum 
  802.11n HT40(2.4GHz) : +13dBm minimum 
  802.11n HT20(5GHz) : +12dBm minimum 
  802.11n HT40(5GHz) : +12dBm minimum 
  802.11ac 80MHz(5GHz) : +11dBm minimum 
Transmit:        2.0 W (max) 
Receive:        1.6 W (max) 
Idle mode (PSP):  180 mW (WLAN Associated) 
Idle mode:       60 mW  (WLAN unassociated) 
Radio disabled:   30 mW