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Cisco Cisco Wireless IP Phone 7920
Cisco Cisco Wireless IP Phone 7920
Cisco Cisco Wireless IP Phone 7920    
Cisco Cisco Wireless IP Phone 7920
»รองรับมาตรฐานH.323 เวอร์ชั่น2 ,SIP (RFC 2543)
»ความเร็วในการส่งถ่ายข้อมูลทั้งแบบ 10และ 100เมกะบิตต่อวินาที
»รองรับการทำ DHCP ระบบ Virtual LANผ่านระบบอินเตอร์เน็ต

  Cisco Cisco Wireless IP Phone 7920 Customer Review
Customer Review
  Cisco Cisco Wireless IP Phone 7920 Product Specification
Standard/Type Network IEEE 802.11b
Speed 11Mbps
Fax Protocol H.323 v2.0 Compliant
Fax Command Set Automatically FAX detection,Group 3 FAX relay
Error Control Bad Frame Interpolation,echo calcellation
Data Compression G.711 A/u-Law, G.723.1, G729A, G.729
Flow Control Inband and H.245 Outband DTMF generation/detection
S/W Control Dial tone,busy tone, call-holding tone and ring-back tone
Diagnostics 128 x 80 pixel-graphical display, backlit
Voice Function VAD, CNG,G.168 /165 compliant
Power Supply Input Voltage 12VDC
Power Consumption Internal AC input, DC output adapter
Dimension (WxHxD) 132.1mm x 53.3mm x 25.4mm
Weight 136.1g
Temperature 32 to 113° F (0 to 45° C)
Humidity 10% to 95% (non-condensing)
Certifications FCC Part 15 B, FCC Part 15.247
Other Cisco Discovery Protocol (CDP)
Automatic IEEE 802.1q (Virtual LAN [VLAN]) configuration
G.711a, G.711u, and G.729a audio-compression coder-decoders (codecs)
SNMP Manager
DHCP or Static Configuration Option
Alternate TFTP Support
Over-the-air firmware upgrades supported using a Trivial File Transfer Protocol (TFTP) server
Provisioning of network parameters through Dynamic Host Configuration Protocol (DHCP)
Site Survey, Trace Route (Hidden Feature), Seamless-Secure Roaming, and VLAN Support
Protocols Supported

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