Elevator phone weatherproof phone Emergency audio digital doorphone intercom KNZD-30

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US $30-200 / Sets | 1 Set/Sets Emergency audio digital doorphone intercom (Min. Order)
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Overview
Quick Details
Place of Origin:
Guangdong, China (Mainland)
Brand Name:
KNTECH
Model Number:
KNZD-30
Type:
industrial telephone
Voice Mail:
No
product name:
Elevator phone weatherproof phone
Material:
SUS 304 Panel, Cold-roll Steel Sheets Housing
size:
210*135*44mm
Certificate:
EMC FCC RoHS
color:
Silver
Analogue VoIP:
Optional
Keypad:
no
Application:
metro, light railroad, speedway, ship, mine, etc.
Warranty:
18 Months
Defend grade:
Ip65/IP66/IP67
Supply Ability
Supply Ability:
1000 Set/Sets per Day Elevator phone weatherproof phone
Packaging & Delivery
Packaging Details
Elevator phone weatherproof phone Emergency audio digital doorphone intercom KNZD-30
Machine size:400*220*80mm
Packaging material: pearl cotton, carton
Gross weight:2.5KG
Net weight:4KG
Port
Shenzhen or Hongkong
Lead Time :
Shipped in 3-18 days after payment
Product Description

Elevator phone weatherproof phone Emergency audio digital doorphone intercom KNZD-30

Main Features:

Matching with most PABX, PBX and PAX systems.

AUTO ANSWER AUTO STOP
1. Main body with whole stainless steel body, solid and temperature bearable
2. Handset free, loudspeaker,
3. Resume lightning proof protection automatically standard to ITU-T K21
4. Waterproof grade is IP65(can improve to IP67)
5. The metal shell is provided with grounding connection device and is absolutely insulated with inner circuit and electric , then has the effect of electromagnetism shield.
6. Support hotline call, can realize ring off automatically if the other side close.
7. Totally adopt SMTC craftwork keep very good quality.
8. The design is super thin and smart. Embed style and hanging style can be chosen.
9. Every call is limited(set by five minutes), auto ring off if time exceeded. (Optional)
10.The telephone has passed the certificate of ISO9000(2000)

Applications:

As Public telephone for indoor or outdoor, elevator phone, Taxi or bus stands or station, Highway call box. Railway, metro, ATM machines side, Tunnel, Port, Dock, Mines, Generation facilities….
A good ideal telephone for use in wet or corrosive atmospheres


Specification:
Main technical indexes:
1. Applicable for various types of SPC exchange and dispatching exchange system with feeding voltage of 48-69V.
2. Ambient temperature: -30 ~ +60 degreeRelative humidity: 10%~95%Atmospheric pressure: 86~106Kpa Circumstance noise: less than 60dB(A)
3. Sound level of ringing: over 70dB(A).
4. Standard frequency: low frequency group: 697. 770. 852. 941Hz,
high frequency group: 1209, 1336, 1477Hz, frequency deviation: -1.5%~+1.5%
If service line is a 3Km signal-level:
Standard frequency: low frequency group: -12dB~-6dB, high frequency group: -10dB~-4dB, level difference between low and high frequency of compound signal: 1dB~3dB, the total distortion caused by intermodulation of harmonic wave is lower than the basic level by at least 20dB.
5. Call transmission index: (5KM)SLR<12, RLR<-1, STMR>10, output impedance is 600 Ohm.
6. Super strong function is available for dialing 12 groups of numbers stored in the memory (maximum length of each number is16 digits)

Emergency waterproof telephone KNZD-35 Applications:

As Public telephone for indoor or outdoor, elevator phone, Taxi or bus stands or station, Highway call box. Railway, metro, ATM machines side, Tunnel, Port, Dock, Mines, Generation facilities….

A good ideal telephone for use in wet or corrosive atmospheres

Packing & Delivery
Why Choose Us
Our Service
Certifications
Contact us

Helen Gong 

T: + 86 755-2744 8753-8015

F: + 86 755-2979 0278

skype: knsales09 

Mobile/Whatsapp/wechat/Line: +86 138 2651 4109

Any questions about heavy duty phone ship surveillance SOS Telephone  , please feel free to let me know anytime !

Quick response, 24 hours customer service !

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