stainless steel Analogue Hands-free Emergency Telephone

              stainless steel Analogue Hand-free Emergency Phone Product Description   1.Overview:   Product Name: hands-free Telephone   Product Type: JWAT140    Communication system: hosts   Protection class: IP54   Dimensions: 237 × 133 × 44   Material: 304   Color: Natural (brushed)   Electronic sample:        2.Application:   Widely used in chemical pharmaceutical clean room, elevator, clean room factory workshops and other places   3.Features:   1. telephone can be composed of independent communications system and program-controlled switches, couplers. 2. can be connected directly to the telecommunications network 3. after the formation of the call system, each phone are independent workstations, one of the malfunction does not affect the whole system work 4. after the formation of the call system, the product has automatic gain function, speech length or size does not vary with the number of telephone distance varies 5. internal telephone circuits using internationally accepted double-sided integrated circuit, having made precise number, call clear, stable, etc. 6. stainless steel housing, high mechanical strength, impact resistance 7. by health completely flat surface, without relief; stainless steel acid, corrosion-resistant chemical, using various cleaning agents for surface cleaning 8. speakerphone button design, to avoid cross-contamination; phone built-in circuit anti-interference ability, call quality is stable, clear   4.Technical Parameters:  

Signal voltage	DC48V
Standby operating current	≤1mA
Frequency response	250~3000 Hz
Ringing level	≥80dB
Protection class	IP54
Corrosion grade	WF2
Ambient temperature	-40~+60℃
Atmospheric pressure	80~110KPa
Relative humidity	≤95%
Lead hole	1-Ø10
Total Weight	1kg
Installation	Embedded

    4.Instructions(How To Use?)   1. Press the button the caller to dial the called party's telephone number  → the called party's telephone rings 2. The called party hears ringing → Press the button to answer the call, the two sides normal call 3. The end of the call, press the button hook   5.Service&Support   Under normal use, non-human damage, free one-year warranty;   Product handle the hook keyboard are our own production, sale of clothing accessories readily available;     Product Pictures     Packaging & Shipping     Company Information     Ningbo Joiwo explosionproof  technology Co., LTD was eastablished in May, 2011. with the shrinkage of pulic telephone market, and with the advantages of our many years’ experience in Public Telephones and industrial telephones, we enter Industrial Telephone field and register Joiwo as our trademark. Wih its strength of researching and developing, producing and providing products, we develope and design all of our items and are applying patents for our new designs. Our products are widely used in manufacturing sites of steel, vessel, petroleum and chemistry etc.. waterproof grade of all of our telephones reaches IP67.      Our division takes ’justice, perseverance, striving, innovation and pragmatic practise’ as our corporate culture, takes ’customer orientation’as our operation principle, takes ’quality is margin’ as our quality policy and takes ’talents are the only competitiveness for entreprise’ as our strategy. Our purpose is to provide high-qulaity products with competitive prices, to create development opportunity for our employees and to develope Meiwo in the industrial telephone field.      We Joiwo belives efforts would be paid off! Superior-quality products and exceptional service help win customers. We are working on them to make Joiwo be the trust-worthy brand in this field.      The meaning of  Joiwo is to bridge the gap of the world. We are willing to create a beautiful future of industrial telecommunication with others in the same trade. We belive the development of a line of business needs the joint effort of all traders in the same line. Only the line of this business developes well, each company has its space to develop.     Trade Shows           Certifications     If you have any questions, please feel free to contact us !

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