8821- Data Sheet

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Item
Specifications
5-GHz receiver
sensitivity
IEEE 802.11a:
6 Mbps: -94 dBm
9 Mbps: -93 dBm
12 Mbps: -92 dBm
18 Mbps: -89 dBm
24 Mbps: -86 dBm
36 Mbps: -83 dBm
48 Mbps: -78 dBm
54 Mbps: -76 dBm
IEEE 802.11n HT20:
MCS 0: -94 dBm
MCS 1: -91 dBm
MCS 2: -89 dBm
MCS 3: -86 dBm
MCS 4: -82 dBm
MCS 5: -77 dBm
MCS 6: -76 dBm
MCS 7: -74 dBm
IEEE 802.11ac VHT20:
MCS 0: -93 dBm
MCS 1: -90 dBm
MCS 2: -87 dBm
MCS 3: -84 dBm
MCS 4: -81 dBm
MCS 5: -76 dBm
MCS 6: -75 dBm
MCS 7: -74 dBm
MCS 8: -70 dBm
IEEE 802.11ac VHT40:
MCS 0: -90 dBm
MCS 1: -87 dBm
MCS 2: -85 dBm
MCS 3: -82 dBm
MCS 4: -79 dBm
MCS 5: -73 dBm
MCS 6: -72 dBm
MCS 7: -72 dBm
MCS 8: -67 dBm
MCS 9: -66 dBm
Transmitter output
power
2.4 GHz:
802.11b: up to 17 dBm
802.11g: up to 14 dBm
802.11n HT20: up to 13 dBm
Antenna
2.4 GHz: 2.4 dBi peak gain
5 GHz: 3.0 dBi peak gain
Access point
support
Cisco unified access points
Minimum: 8.0.121.0
Cisco autonomous access points
Minimum: 12.4(21a)JY
Cisco Meraki
®
access points
Note: Check deployment guide for more details around access point support and listing.
Wireless security
Authentication:
Wi-Fi Protected Access (WPA) versions 1 and 2 Personal and Enterprise
Extensible Authentication Protocol Flexible Authentication via Secure
Tunneling (EAP-FAST)
Protected Extensible Authentication Protocol Generic Token Card (PEAP-
GTC)
Protected Extensible Authentication Protocol Microsoft Challenge
Handshake Authentication Protocol Version 2 (PEAP-MSCHAPv2)
Extensible Authentication Protocol Transport Layer Security (EAP-TLS)
Fast, secure
roaming
802.11r (FT)
Cisco Centralized Key Management (CCKM)
Signature types
Secure Hash Algorithm 1 (SHA-1) and Secure Hash Algorithm 2 (SHA-2)
Bit key types
1024, 4028, and 4096 bit keys
QoS
IEEE 802.11e and Wi-Fi Multimedia (WMM)
Traffic Specification (TSPEC)
Traffic Classification (TCLAS)
Enhanced Distributed Channel Access (EDCA)
QoS Basic Service Set (QBSS)