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SIP video telephone

SIP video telephone

the sip video telephone describe

Sip video telephone KNZD-37 embeded wall

Video sip phone Mainly used in commercial residential buildings, through the call, visual dialogue, the identity of visitors.Visual intercom system is a set of modern residential service measures, providing two-way visual communication between visitors and residents, to achieve double recognition of image and voice, thereby increasing safety reliability, saving a lot of time and improving work efficiency.

We specializing in the production and sales of Analogue telephone Stainless steel telephone indoor flash mount type with camera Can make group calls Support hotline call, can realize ring off automatically if the other side close. Matching with most PABX,PBX and PAX systems
As a professional video sip phone factory, we provide different kind of video sip phone and export to 130 countries. The Most Professional video sip phone Manufacture in Asia!
Main Features:
Matching with most PABX, PBX and PAX systems.
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 33-60V.
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)




==>>>> Product Specification
Model
GD-B261C
Pickup device
1/3 OV7949 CMOS
SYS
PAL/NTSC
Effective Pixels
268(H) x586(V)x / 510(H) x 496(V)
Sensing Area
5.961mm x 4.276mm
Scanning System
2:1 Interlaced Scanning
Sync System
Internal Synchronization
Sharpness
420TV lines
Horizontal Sync Frequency
15.625KHz / 15.734KHz
Vertical Sync Frequency
50Hz /60Hz
Minimum Illumination
0Lux/F2.0 with IR
Video Output
1.0vp-p, 75Ω
Gamma Coefficient
0.45
AGC
Auto
Sound / Noise Ratio
>48dB
White Balance
Auto
Electronic Shutter
2

1/50-1/80000(s) / 1/60-1/80000(s)

Backlight Compensation
Auto
Current
80mA ± 10%
Voltage
DC 12V±10%
Operating Temperature
-20°C~50°C, RH95% MAX
Storage Temperature
-30°C~60°C, RH95% MAX
Lens
3.6mm F = 2.0
Camera Angle
90°
Weight
25 g
 
Packaging specifications
Machine size:200*140*50( mm )     
Carton size:340 *235 *165( mm )
Packaging material: pearl cotton, carton
Gross weight:3.3KG
Net weight:2.6KG

 


==>>>>Telephone System
sip video telephone in telephone system

==>>>>Product Application
sip video telephone use in the subway
sip video telephone use in the subway
sip video telephone use in the subwaysip video telephone use in the subway

==>>>>Product Detailed Pictures

The sip video telephone embedded wall

sip video telephone embedded wall

==>>>>Product Video