Цифровой проводной видеодомофон большой радиус действия Лифт телефон
- Категории: Corded Telephones >>>
- Поставщик: Ningbo,Joiwo,Explosionproof,Science,&Technology,Co.,Ltd.
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Характеристики
Product Description
TECHNICAL PARAMETERS | ||
Voltage | DC12V/POE | |
Standby Work Current | ≤1mA | |
Frequency Response | 250～3000 Hz | |
Ringer Volume | ≤80dB(A) | |
Corrosion Grade | WF1 | |
Ambient Temperature | -40～+70℃ | |
Atmospheric Pressure | 80～110KPa | |
Relative Humidity | ≤95% | |
Anti-vandalism Level | IK9 | |
Installation | Embedded | |
Protocol | SIP2.0(RFC-3261) | |
Support | RTP | |
Codec | G.729、G.723、G.711、G.722、G.726 | |
LAN | 10/100BASE-TX s Auto-MDIX, RJ-45 | |
WAN | 10/100BASE-TX s Auto-MDIX, RJ-45 | |
Features
1.SIP version phone..
2.Robust housing, constructed of 304 stainless steel material.
3.Full metal keypad with two function keys which could be set like volume control，SOS speed dial，repeat，etc.
4.Vandal resistant stainless steel keypad.
5.Flush Mounting.
6.Weather proof protection IP54.
7..Audio Codes:G.729、G.723、G.711、G.722、G.726,etc.
8. Support SIP 2.0（RFC3261）,RFC Protocol.
9.Self-made telephone spare part available.
10.CE, FCC, RoHS, ISO9001 compliant.
2.Robust housing, constructed of 304 stainless steel material.
3.Full metal keypad with two function keys which could be set like volume control，SOS speed dial，repeat，etc.
4.Vandal resistant stainless steel keypad.
5.Flush Mounting.
6.Weather proof protection IP54.
7..Audio Codes:G.729、G.723、G.711、G.722、G.726,etc.
8. Support SIP 2.0（RFC3261）,RFC Protocol.
9.Self-made telephone spare part available.
10.CE, FCC, RoHS, ISO9001 compliant.
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Application
Why Choose Us
Ningbo Joiwo Explosion-proof Science and Technology Co., Ltd. is located in Guoxiangqiao Industrial Park, Yuyao City, Zhejiang Province.
Our product line includes explosion proof telephone, weatherproof telephone, jail phone and other vandal resistant public
phone. We manufacture most of the parts of the phones by ourselves and it gives us much advantage over the cost and quality control. Our telephones are widely used in jails, schools, vessel, petroleum and oil drilling platform etc. our jail phones have also gained good reputation from our customers in USA, Europe and Middle East.
phone. We manufacture most of the parts of the phones by ourselves and it gives us much advantage over the cost and quality control. Our telephones are widely used in jails, schools, vessel, petroleum and oil drilling platform etc. our jail phones have also gained good reputation from our customers in USA, Europe and Middle East.
Company Advantage
Specialized in Industrial telephone and spare parts since 2005.
Factory of 15000 square meters and 90 staff.
Factory of 15000 square meters and 90 staff.
Production Equipment
Equipped with modernized machines, including hydraulic machines,die casting machines,injection molding machine, punching machine,Frequency response instrument etc.
R&D Testing
Self-made telephone spare parts, competitive price.
OEM and ODM available.
OEM and ODM available.
Market Area
The market stretch across to
USA, Canada, Mexico, Malaysia, Barbados,
Peru, Brazil, Chile, Argentina, Guyana, Germany, Belgium, Romania, UK, Hungary, Czech Republic, France, Dubai, Saudi Arabia, Pakistan, Israel, Turkey, Iraq, Iran, Morocco, Libya, Singapore, Malaysia, Thailand, India, Indonesiaetc.etc.
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