304 материал из нержавеющей стали оптовая продажа прозрачный дверной телефон Прочный Удобный встраиваемый громкой
- Категория: Проводные телефоны >>>
- Поставщик: Ningbo,Joiwo,Explosionproof,Science,&Technology,Co.,Ltd.
Поделиться:
Описание и отзывы
Трекер стоимости
| Месяц | Минимальная цена | Макс. стоимость |
|---|---|---|
| Sep-17-2025 | 107.61 $* | 112.40 $* |
| Aug-17-2025 | 106.82 $* | 111.57 $* |
| Jul-17-2025 | 89.55 $* | 93.33 $* |
| Jun-17-2025 | 104.55 $* | 109.4 $* |
| May-17-2025 | 91.10 $* | 96.8 $* |
| Apr-17-2025 | 103.38 $* | 108.93 $* |
| Mar-17-2025 | 102.40 $* | 107.63 $* |
| Feb-17-2025 | 101.68 $* | 106.0 $* |
| Jan-17-2025 | 100.36 $* | 105.63 $* |
Характеристики
Product Description
TECHNICAL PARAMETERS | ||
Signal voltage | DC48V | |
Standby operating current | ≤1mA | |
Frequency response | 250~3000 Hz | |
Ringing level | ≥80dB | |
Defend Grade | IP54 | |
Corrosion grade | WF2 | |
Ambient temperature | -40~+60℃ | |
Atmospheric pressure | 80~110KPa | |
Relative humidity | ≤95% | |
Lead hole | 1-Ø10 | |
Total Weight | 2.5kg | |
Installation | Wall-mounted | |
Features
1. The phone can form an independent telephone communication system with program-controlled switches and couplers.
2. The phone can be connected directly to the telecommunications network.
3. After the composition of the call system, each phone is an independent station. The malfunction of any phone doesn't affect the
whole system work.
4. After the composition of the call system, the product has an automatic gain function, and the voice does not vary with distance
or telephone quantity.
5.Telephone circuits within the integrated circuit using internationally accepted double-sided, with hair the exact number, call clarity, job stability, etc.
6. Stainless steel housing, high mechanical strength, strong impact.
7. The buttons are flat and smooth without relief; stainless steel, acid and alkali resistance, chemical corrosion resistance,
using various cleaning agents for surface cleaning.
8. Hands-free keyboard design, to avoid cross-contamination; phone built-in circuit anti-interference ability, stable voice
quality, clarity.
9. Volume can be adjusted.
10.When the telephone line is busy, the phone will automatically hang up.
11. There's an area to place an instruction card in front of the phone.
1. The phone can form an independent telephone communication system with program-controlled switches and couplers.
2. The phone can be connected directly to the telecommunications network.
3. After the composition of the call system, each phone is an independent station. The malfunction of any phone doesn't affect the
whole system work.
4. After the composition of the call system, the product has an automatic gain function, and the voice does not vary with distance
or telephone quantity.
5.Telephone circuits within the integrated circuit using internationally accepted double-sided, with hair the exact number, call clarity, job stability, etc.
6. Stainless steel housing, high mechanical strength, strong impact.
7. The buttons are flat and smooth without relief; stainless steel, acid and alkali resistance, chemical corrosion resistance,
using various cleaning agents for surface cleaning.
8. Hands-free keyboard design, to avoid cross-contamination; phone built-in circuit anti-interference ability, stable voice
quality, clarity.
9. Volume can be adjusted.
10.When the telephone line is busy, the phone will automatically hang up.
11. There's an area to place an instruction card in front of the phone.
Details Images
Related Products
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
1.Specialized in Industrial telephone and spare parts since 2005.
2.Factory of 15000 square meters and 90 staff.
3.Equipped with modernized machines, including hydraulic machines, die casting machines,injection molding machine, punching machine, Frequency response instrument etc.
4.Self-made telephone spare parts, competitive price.
5.OEM and ODM available.
6.ISO9001 quality system certification, CE, FCC, ROHS and IP65 test report.
Production Equipment
Joiwo is a factory equipped with modernized and automated machines. The production capacity reaches more than 2000 telephones per month.
Test
Joiwo focus on product quality control and improvement. The factory has different kinds of test equipement, including telephone pull strength test, salt spray test, high and low temperature test, waterproof test, etc.
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.
Packing&Shipping
FAQ
Похожие товары
Телефон PH206 Cored с идентификатором вызывающего абонента
US $15.00-$20.00
ESN-A2 промышленный телефон SIP VOIP телефон
US $24.50-$25.50
Гостиничный профессиональный телефон, совместимый с системой АТС
US $11.40-$12.40
