China Handset Free Double Loudspeaker Elevator Emergency Telephone

Handset free, double loudspeaker elevator emergency telephone
Main Features:
The telephone is compatible with most of simulative or digit telephone distance control exchanger. Mainly used as handset free sound telecommunication in hazardous work environment.

KNZD-07 apartment intercom system Ambient temperature-30 ~ +60 degreeRelative humidity10%~95%Sound level of ringing>70dB(A)Call transmission index(5KM)SLR<12, RLR<-1, STMR>10, output impedance is 600 OhmAtmospheric pressure86~106KPaDefend gradeIP66

Features:
1. Analogue / IP/VIOP optional
2. metal body. Mechanical hookswitch.
3. Autodial when phone is picked up.
4. The speed-dial number can be optionally set or changed by keypad and its very easily operated.
5. Tally with the full function of the common telephone
6. Wearable, waterproof, moisture proof, Vandal resistant and tamper-resistant hardware
7. Lightening protection to ITU-T K.21
8. Handset integrity wiring to enable the telephone system to check if the telephone unit is still operational.
9. Selectable 7 minute time out
10. Stainless steel keypad withstands high loads.
11. The stainless steel armoured handset cord is manufactured to withstand high tensile forces.

Application Examples:
As Public telephone for indoor or outdoor, 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 degreeRelativeRelative humidity: 10%~95%
Atmospheric pressure: 86~106Kpa Circumstance noise: <60dB(A)
3. Sound level of ringing: >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)
7. Packaging specifications
Machine size:280 *180 *50( mm )Carton size:300 *200 *80( mm )
Packaging material: pearl cotton, carton
Gross weight:2.9KG
Net weight:2.2KG
VOIC OVER IP- SIP (Optional)
Connection type: RJ45 Socket inside sealed enclosure
Power supply: External 24V dc
Call set-up Protocol: Session Initiation Protocol(SIP)
Configuration: DHCP or STATIC IP address provisioning
More about us:
HongKong Koon Technology Ltd is the most professional manufacturer in Asia, The exclusive supplier for all Metro project in China.
We are the leading professional manufacture of most complete production line of IP66/IP67 emergency telephone, SOS phone, Weatherproof telephone, elevator telephone, tunnel trackside telephone, highway emergency phone.They are IP or PSTN/analogue telephone and wireless GSM 2G 3G. phone line powered, solar powered, or AC powered.
More than 100 models, different colors, different type of mounting, CE, FCC, IP66, ITU-T, ISO9001, EN50121 approvaled. ATEX DNV certificate under process.
Emergency telephone Application:
indoor: Airprot, transtation, bank,koisk, elevator, university, hotel, hospital, plant, oil and gas.
outdoor: tunnel, highway, marine, outdoor station, construction, bridge, steel, mine, army, scenic region,
Successful project in recent:HK MTRC contract XRL851, LRT Project in Malaysia, Bangalore Metro, HonGKONG KAIDA tunnel,HK MTR,Italian Metro,BKK Red Line Thaliand,
IKITELLI metro project, Mumbai metro in Indea, NSR project in Saudi,BHP Billiton australia, CSN Brazil, Chalco China, story bridge Austrialia,HSBC bank, China bank, ICBC, HK airport, Frankfurt France, BeiJin airport, Beijin University, HK university, etc.
about KNTECH KNZD-07 New design outdoor panel with clear communication for bank intercom business office public telephone market:
Our emergency telephone industrial phone are widely accepted in countries in North America such as USA, Canada, in European countries such as UK, Germany, France, Netherlands, Greece, Sweden, Ireland, Swiss, Austria, Luxembourg, Belgium, Italy, Spain etc. and Russia.