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Hongkong Koon Technology Ltd.

Emergency Telephone, Security Phone, Public Phone manufacturer / supplier in China, offering Emeregency Telephone Security Phone (KNSP-22) Kntech Public Phone, Emergency Phone Industrial Telephone Public Bank Service Telephone, Big Button SIP Phone Elevator Intercom Telephone Waterproof IP Telephone and so on.

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Emeregency Telephone Security Phone (KNSP-22) Kntech Public Phone

Purchase Qty.:
1-199 200+
FOB Unit Price: US $1 US $2
Purchase Qty. (Pieces) FOB Unit Price
1-199 US $1
200+ US $2
Get Latest Price
Production Capacity: 10, 000qty/Day
Transport Package: Kntech Standard Carton Packing
Payment Terms: T/T, Paypal

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Basic Info
  • Model NO.: KNSP-22
  • Model: Emergency Telephone Knzd-05LCD
  • Size: 280*148*130mm
  • Vandal Resistant: Yes
  • Version: PSTN / VoIP / GSM (Option)
  • Tamper-Resistant: Yes
  • Specification: CE, FCC, ROHS, IP55, ISO
  • HS Code: 8517180090
  • Brand: Koon
  • Type: LCD Telephone
  • Material: Matel Body
  • Handset: Yes
  • Mounting Type: Wall Mounting
  • Trademark: KNTECH
  • Origin: Shenzhen
Product Description
Emeregency Telephone (KNSP-22) Kntech Public Phone

Product Name:

KOONTECH Outdoor Telephones

Product model:




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
DTMF(Dual Tone Multi Frequency)
Standard and SMART Analogue and VoIP-SIP options available
Matching with most PABX, PBX and PAX systems

 KOONTECH KNSP-22 is a type of economical and waterproof, moisture proof dust proof telephone .
 It's apply to highway, tunnels, power plants, gas stations, mines, docks, steel companies, large-scale projects for waterproof, Moisture proof, dust proof and other environments which have special requirements. It is very cost-effective products for the owners and construction. It can operate stably at 24V-60V voltage. ringer sound is also higher than the national standard. The telephone can multiple connection to share a same number with other terminals to save a lot of resources for construction units and owners. 

1. KNSP-22 Product Features.
 1. Shell: PC material with high strength and elasticity, wide high impact strength, wide service temperature.
 2. Hook: stainless steel, using magnetic induction hang up, don't need hook switch, no contact gaps.
 3 . Buttons: metal buttons, abrasion-proof and anti aging. (Can be customized back lit keyboard)
 4.Display: This model is IP version supports Caller ID or IP address of the display. (Can be customized according to standard GSM CDMA, etc.)
 5.Handset: special ABS, / PC synthesis, integrated structure, good sealing, resistance to knock ,twisted pull no deformation, doesn't burst at -35 centigrade.
 6. Wire: using Teflon wire, acid and alkali resistance, high temperature, anti-aging, do not catch fire.
 7. Waterproof glue : imported waterproof glue, high viscosity, high temperature resistance, high pressure, waterproof life more than 10 years.
 8. Transmitter and receiver of handset ,keyboard, buzzer,circuit board ,shell , all accessories use multi-layer waterproof and dust-proof structure. It has three-level waterproof, dust proof functions, the whole rating reach to IP66.
 9. Telephone is very stability, strong anti-jamming capability, In line with the national standard GB / T 15279-94.
2. The operation uses
 1. The way of pick up/ hang up: handset control : when you pick up handset telephone will put through. When you hang up, the telephone will disconnect.  
2. Answer the phone: When a call come in, the phone will ring. Picking up the handset and you can talk each other, After the call to hang back handset.
 3. Call: pick up the handset , according to the way of ordinary telephone to dial and talk with each other.
 4. Store number: pick up the handset and press the "Save" key, press the number that you want ; Press the Save again .  press the "0-9"  one of button to store the number as an address, at last hang up the phone . (This feature needs 16 keyboard support)
5. Extract number: Pick up the handset, press the "Extract" button, press "0-9" one of button to dial the memory number. (This feature needs 16 keyboard support)

3. The main technical parameters
 1. It's suitable for a variety of feed voltage PBX switches and dispatch and scheduling of the switching system 24-48V.
 2. Temperature: -35 ºC ~ 75 ºC,Relative Humidity: 10% to 95% Atmospheric pressure: 86 ~ 106 Kpa, Ambient noise: ≤70dB (A).
 3. Ringing level: ≥75dB.
 4. When the user is 3KM line signal level standard frequency: low frequency group: 697-941Hz high frequency group: 1209-1477Hz
Frequency Offset: less than ± 1.5% of the combined signal of high-frequency level difference: 2 ± 1dB by the total harmonic distortion caused by intermodulation at least lower than the basic level of 20dB.
 5. Call transfer indicators: SLR≤12, RLR≤-1, STMR≥10, output impedance: 600Ω.
 6. 12 groups with superior storage memory dialing numbers (each number up to 16).
 7. 0.8mm cable core wire, subscriber line can be 7 KM
 8. Can operate stably at 24 V-60V of voltage. Ringer sound is also higher than the national standard,The telephone can join together and use a same number so save a lot of resources for construction units and owners. . Please contact customer service person and engineers.

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