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Cisco Cisco IP Phone 7940G
Cisco Cisco IP Phone 7940G
Cisco Cisco IP Phone 7940G Cisco Cisco IP Phone 7940G  
Cisco Cisco IP Phone 7940G
»รองรับมาตรฐานIEEE 802.3, 802.3u, 802.3af ความเร็ว10/100เมกะบิต/วินาที
»มาตรฐานการสื่อสารG.711 A/u-Law, G.723.1, G729A, G.729

  Cisco Cisco IP Phone 7940G Customer Review
Customer Review
  Cisco Cisco IP Phone 7940G Product Specification
Standard/Type Network Ethernet (PoE) and IEEE 802.3af PoE.
Speed 10/100Mbps
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 2x24 dot matrix display, Time,Date,Caller ID, Call Duration
Voice Function VAD, CNG,G.168 /165 compliant
Power Supply Input Voltage 48VDC
Power Consumption Internal AC input, DC output adapter
Dimension (WxHxD) 20.32 x 26.67 x 15.24 cm
Weight 1.6kg
Temperature 32° to 104° F (0° to 40° C)
Humidity 10% to 95% (non-condensing)
Certifications FCC Part 68,IC CS-03
Other 24+ user-adjustable ring tones
A hearing-aid-compatible handset (meets American Disabilities Act [ADA] requirements) and HAC compliance for magnetic coupling to approved HAC hearing aids
G.711 and G.729a audio compression
H.323 compatible and Microsoft NetMeeting compatibility
An IP address assignment—DHCP client or statically configured
Comfort noise generation and voice activity detection (VAD) programming on a system basis

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