Shenzhen, Guangdong, China
Member Since: 2015
Business Type: Manufacturer/Factory
12V+-15%/1A DC or PoE
PoE 802.3af (Class 0 - 12.95W) 48V/380mA
10/100BASE-TX s Auto-MDIX, RJ-45)
HSYV or better
Normally Open and Normally Closed highest at 30V/1A AC/DC
Active Switched Output
PoE 802.3af(Class 0-12.95W)
10/100BASE-TX s Auto-MDIX,RJ-45
Cat-5e or higher
NO and NC contacts,up to 30V/1A AC/DC
Actice switch output
Cold Rolled Steel
-40 C to55 C
Working Condition Relative Humidity
-40 C to70 C
Embedded installation (pre-burying)
Q: What version of the VoIP IP Video Door Phone Intercom Wireless Doorbell do you have?
A: All of our models support five versions: analogue(PSTN), VoIP, GSM, PAGA, Wifi.
Can be powered by AC110-240V, DC12V / DC5V, telephones line powered, solar, POE, battery or UPS.
Q: What's the advantage of your VoIP IP Video Door Phone Intercom Wireless Doorbell compared with others?
A: a. Most of our products have got the International Standard certification. Such as IECEx, IP65, IP66, FCC, CCC, ISO9000, EMC, ROHS, SGS, ...etc.
b. We have enough stocks support flexible and fast lead time within 3-7 days.
c. We support the best price lower than others with good quality and 24X7 hours online service. If you could share the project name and the photos of after-installation, we will offer 5-10% discount to support you.
Q: How long is the warranty period?
A : Normally the warranty period is 18 months after items received. If there any issues on the phones, we can send parts for your replacement.
Q: Will you offer any spare parts in free?
A: Yes, we can offer 2% spare parts (not included the phone housing).
Q: Can you provide a neutral version?
A: Yes. we can support neutral version. Normally, the default is our standard Kntech brand and the price is favorable than the neutral version.
Q: If some parts of the phones occur issue need to be changed, can we find the parts in our local store?
A: Yes, if out of the warranty period, please let us know the issue and we will offer the technical data of the parts and reference price.
Q: Can I purchase the accessories separately like PCB board, handset, buttons, speaker, keypad, ...etc?
A: Yes, we support MOQ 1pcs.
Q: Can I do customized of the VoIP IP Video Door Phone Intercom Wireless Doorbell ?
A: Yes, we support OEM \ ODM order. We have our own R&D Department with high technology support. Please provide your detailed requirements.
Q:. What's the MTBF of the VoIP IP Video Door Phone Intercom Wireless Doorbell?
A: The MTBF is 50,000-70,000 hours. And the average failure rate is very low at 0.3%.
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