Loud speaking Emergency Telephone(KNZD-08-S)

Loud speaking Emergency Telephone(KNZD-08-S)

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30 Bag(s)
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Supplier Details


Free Member  (2011)

[ Shenzhen, GU, China ]

Business Type:  Manufacturer, Trading Company, Business Service

Supplier has 17 products

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Product Description

Main Features:
The telephone is compatible with most of analogue or digit telephone distance control exchanger. IP and VOIP version optional. Mainly used as handset free sound telecommunication in hazardous work environment, and can realize one-to-one(single key) or one-to-more(more than two keys)as emergency telecommunication, through public communication web and personal web.

1. Main body with whole aluminum alloy with stainless steel front plate,
2. Handset free, double loudspeaker, with indicator display while speaking.
3. Lightening protection to ITU-T recommendation K.21
4. The keypad can be chosen from 1 to 18 or more. Illuminated buttons optional
5. Adjustable 7 minute timeout optional
6. Waterproof grade is IP65
7. Support hotline call, can realize ring off automatically by the receiver
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.
10. With armored cable to telephone system.
11. The telephone has passed the certificate of ISO9000(2000)
12. size: according to customer's request.


1. Auto-dial version optional. As soon as you put on the call button the phone will put through.
2. Speed-dial version: This function can store 10 grout of speed-dial call. For example:
Press"8"key, Guoxin Security Commission Center, the number is set as
Press"9"key, Watch Room, the number is set as
Press"0"key, Customer service center,
Number key from 0 ~ 9 total 10 key as address for 10 group number. When press ON button then press any address key to make telephone call. Its very easy to store number into the phone. No need any software change, just store the number by press the keypad.

1. Autodial when phone is picked up.
2. The number to dial-up can be optionally set or changed by requirement
3. Tally with the full function of the common telephone;
4. Wearable, high reliability, waterproof, moisture proof.
5. Be applicable for attended and unattended condition

Application Examples:

1. It is applicable for speedway system to dial-up help call for emergency;
2. It is applicable for railway or metro system to dialup the section telephone;
3. It is applicable for customers to dialup complaining or service telephone of ATM machines or other service stations;

1. Applicable for various types of SPC exchange and dispatching exchange system with feeding voltage of 48-60V.
2. Ambient temperature:-30 ~ +60 degree Relative humidity:10%~95%
Atmospheric pressure: 86~106Kpa Circumstance noise:less than 60dB(A)
3. Sound level of ringing : can be set according to customer's requirement
A.>70Db B. >90Db C. can reach 120Db with a loudspeaker which output power is from 10w to 25w.
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: 0dB~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)SLR10, 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)

Basic Information

Business Type:
Manufacturer, Trading Company, Business Service
Year Established:
Total Employees:

About Us

119phone, 110 phone, 120 phone,fire alarm phone, police phone, typhoon phone, field telephone, flood telephone,earthquake telephone, bank telephone, elevator telephone, monitor telephone, service telephone,broadcast telephone,tunnel telephone,under ground telephone, IP66 telephone,seaside telephone, marine telephone,flush mount phone

Member History

Year Joined:
Membership Type:
Free Member

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