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Cisco Aironet 802.11a/b/g Wireless CardBus Adapter

CardBus - 54Mbps

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Pictures for illustration purposes only. Actual product may vary.

Product Highlights

  • Host Interface: CardBus
  • Product Type: Wi-Fi Adapter
  • Wireless Transmission Speed: 54 Mbps
  • ISM Band: Yes
  • UNII Band: Yes
  • Product Family: Aironet
Ship Weight: lbs.
$99  CAD
Retail Price: $133.32
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Product Information

The Cisco Aironet 802.11a/b/g Wireless CardBus Adapter supports the most common 802.1X authentication types, including EAP-Flexible Authentication via Secure Tunneling (EAP-FAST), Cisco LEAP, EAP-Transport Layer Security (EAP-TLS), Protected Extensible Authentication Protocol-Generic Token Card (PEAP-GTC), and PEAP-Microsoft Challenge Handshake Authentication Protocol version 2 (PEAP-MSCHAPv2). A wide selection of RADIUS servers, such as the Cisco Secure Access Control Server (ACS) and Cisco Access Registrar server, can be used for enterprise-class centralized user management

General Information
Manufacturer:Cisco Systems, Inc
Manufacturer Part Number:AIR-CB21AG-W-K9-RF
Manufacturer Website Address:
Brand Name:Cisco
Product Line:Aironet
Product Model:AIR-CB21AG-W-K9
Product Name:Aironet 802.11a/b/g Wireless CardBus Adapter
Product Type:Wi-Fi Adapter
Technical Information
ISM Band:Yes
UNII Band:Yes
ISM Minimum Frequency:2.40 GHz
ISM Maximum Frequency:2.49 GHz
UNII Minimum Frequency:5.15 GHz
UNII Maximum Frequency:5.85 GHz
Antenna Gain:1 dBi
Antenna Type:Dual Band Antenna
Outdoor Antenna Range:410 ft
Wireless Transmission Speed:54 Mbit/s
Wireless Security:
  • WPA
  • WPA2
  • 802.1x
  • LEAP
  • 40/128-bit WEP
  • TKIP
Host Interface:CardBus
Physical Characteristics
Height:4.5" (113.3 mm)
Width:2.1" (52.1 mm)
Depth:0.2" (4.8 mm)
Weight (Approximate):45.4 g
Package Contents:


Additional Information:
  • Refurbished
  • No Returns
  • Warranty not applicable

Power management levels:

  • CAM (Constantly Awake Mode)
  • Fast PSP (Power Save Mode)
  • Max PSP (Maximum Power Savings)
  • Windows XP
  • Windows 2000
Certifications & Standards:


  • UL 60950
  • CSA 22.2 No. 60950
  • IEC 60950
  • EN 60950

Radio Approvals:

  • FCC Part 15.401-15.407
  • RSS-210 (Canada)
  • EN 301.893 (Europe)
  • ARIB STD-T71 (Japan)
  • AS 4268.2 (Australia)
  • FCC Part 15.247
  • RSS-210 (Canada)
  • EN 300.328 (Europe)
  • TELEC 33 and 66 (Japan)
  • AS/NZS 3548 (Australia and New Zealand)

EMI and Susceptibility (Class B):

  • FCC Part 15.107 and 15.109
  • ICES-003 (Canada)
  • VCCI (Japan)
  • EN 301.489-1 and -17 (Europe)


  • Wi-Fi
  • IEEE 802.11a/b/g
  • 32-bit CardBus with standard 68-pin connector
  • Cisco Compatible Wireless (based on Cisco Compatible Extensions (CCX) v1.0, v2.0, v3.0, v4.0, v5.0)
  • WHQL
  • FCC Bulletin OET-65C
  • RSS-102
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Product Number:AIR-CB21AG-W-K9-RF
Product Name:Cisco Aironet 802.11a/b/g Wireless CardBus Adapter
Manufacturer:Cisco Systems
MFGR Code:Cisco Systems

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Product Number:AIR-CB21AG-W-K9-RF
Product Name:Cisco Aironet 802.11a/b/g Wireless CardBus Adapter
Manufacturer:Cisco Systems
MFGR Code:Cisco Systems
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