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L'introduction du téléphone VOIP industriel

TEMPS: 2022-06-22 LES COUPS : 5

Normally it devides analog telephone and IP telephone inindustrial telephones.Today,we introduce the VOIP telephones.

Diagram of IP Weatherproof Telephone with Loudspeaker














It is suitable for places with harsh environments such assubways, pipe galleries, tunnels, water conservancy and hydropower dispatching, ships, ports, and chemical industries.IP telephones use IP network protocol as the main communication protocol. At present, the commonly used communication protocols for IP telephones are SIP, IMS, MGCP, SCCP, etc. Among them, SIP is more commonly used, also known as VoIP, and the standard SIP2 is currently most used. 0 protocol. Usually need to use with IPPBX telephone switch.Can call in LAN or connect to Internet.

7和9IP电话机

The volume of the telephone amplifier sound can be adjusted according to the environment in which it is located

◆ Automatic amplification function and broadcast function

◆ The internal circuit of the telephone adopts an industrial-grade motherboard, which has the advantages of accurate numbering, clear calls, digital noise reduction, and stable operation.

◆ IP67 protection grade can be used in harsh environments such as humidity, dust and corrosion.

◆The patented design of the phone shell is waterproof and dustproof, no need for a waterproof cover, beautiful and practical.

◆ It can be single call, group call, all call, hotline dial, one-key dial, etc. There are two kinds of amplification and no amplification according to the function needs.

 

Joiwo companyin Yuyao,Ningbo is specialized in the production of explosion-proof/waterproof phones, jail phones and other vandal resistant public phones for more than 17 years.

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We manufacture most of the parts by ourselves(handset,keypad,hanger etc).We have all kinds of machines doing moulding,injection,die casting,hardware machining.Our telephones are widely used in oil exploitation,chemical industry,prison,tunnel etc.As a reliable supplier , we can provide you with high-quality products and good after-sales service.

 

Ventes contact:June

Ningbo Joiwo Explosion Science and proof Technology Co., LTD         

Ajouter: No 8 Middle Road Guoxiang Bridge Lanjiang Street Yuyao Zhejiang 315400

Tél: + 86-574-58223625 / Cell: +8613858299692

Email: sales@joiwo.com / 2851335081@qq.com.

Skype: yyxlong01

 


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