Cisco Router 800 series CISCO857W-G-A-K9 Wireless Specifications:
Wireless LAN Standard:IEEE 802.11n
ISM Band:Yes
ISM Maximum Frequency:2.40 GHz
Antenna Gain:2.2 dBi
Total Number of Antennas:1
Indoor Antenna Range:320 ft
Wireless Transmission Speed:54 Mbps
Wireless Security:IEEE 802.1X
Wireless Security:IEEE 802.11i
Wireless Security:Wi-Fi Protected Access (WPA) & AES (WPA2)
Wireless Security:EAP Authentication: Cisco LEAP, PEAP, EAP-TLS, EAP-FAST, EAP-SIM, EAP-MD5, EAP-TTLS
Wireless Security:Static and dynamic Wired Equivalent Privacy (WEP)
Wireless Security:Temporal Key Integrity Protocol (TKIP)/SSN Temporal Key Integrity Protocol/Simple Security Network encryption
Wireless Security:MAC authentication/filter
Wireless Security:User database for survivable local authentication using LEAP & EAP-FAST
Wireless Security:Configurable limit to the number of wireless clients
Wireless Security:Configurable RADIUS accounting for wireless clients
Wireless Security:PSK (Pre Shared Keys) (WPA-SOHO)

Cisco Router 800 series CISCO857W-G-A-K9 Interfaces/Ports:

Number of Network (RJ-45) Ports:4
Management Port:Yes

Cisco Router 800 series CISCO857W-G-A-K9 Management & Protocols:

Management:Cisco SDM and Remote Management
Management:Dynamic Host Control Protocol (DHCP) server/relay/client
Management:Quality of Service (QoS)
Management:Telnet
Management:Simple Network Management Protocol (SNMP)
Management:CLI
Management:HTTP
Management:Out-of-band management with external modem through virtual auxiliary port

Security Features:RADIUS
Security Features:TACACS+
Security Features:Stateful Inspection Firewall and IPSec VPN Support
Security Features:Access control lists (ACLs)
Security Features:Hardware-accelerated Triple Data Encryption Standard (3DES) for IPSec
Security Features:Hardware-accelerated Advanced Encryption Standard (AES) for IPSec
Security Features:IPSec 3DES termination/initiation
Security Features:IPSec pass-through
Security Features:5 VPN Tunnels
Security Features:Point-to-Point Tunneling Protocol (PPTP) pass-through
Security Features:L2TP pass-through
Security Features:Advanced Application Inspection and Control
Security Features:E-mail Inspection Engine
Security Features:No Service Password Recovery
Security Features:HTTP Inspection Engine
Security Features:System Logging-EAL4 Certification Enhancements
Security Features:SSID Globalization

Cisco Router 800 series CISCO857W-G-A-K9 Power Description:

Power Input Voltage:110 V AC
Power Input Voltage:220 V AC
Power Input Voltage Range:110 V AC to 220 V AC