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Home > Electrical & Electronics > Circuit Board > PCBA > ITU-T K 21 Wearable SOS Emergency Phone Service For Taxi Or Bus Stands / Station

ITU-T K 21 Wearable SOS Emergency Phone Service For Taxi Or Bus Stands / Station

Name: ITU-T K 21 Wearable SOS Emergency Phone Service For Taxi Or Bus Stands / Station
Brand: KOON/OEM
SKU: 148576228
Availability: InStock

ITU-T K 21 Wearable SOS Emergency Phone Service For Taxi Or Bus Stands / Station thumbnail-1

ITU-T K 21 Wearable SOS Emergency Phone Service For Taxi Or Bus Stands / Station photo-1

Negotiable MOQ: 1 Piece (Price negotiable depending on order volume and customization)

Key Specifications

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Brand Name:

KOON/OEM

Place of Origin:

China

Model Number:

KNEM-28

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Hongkong Koon Technology Limited

Payment & Shipping

Payment Methods:

Port of Shipment:

China

Delivery Detail:

7 days

Product Details
Company Profile
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Brand Name KOON/OEM

Place of Origin China

Model Number KNEM-28

Delivery Time:Within 3-18 days
Certification:CE,FCC,RoSH,IP67

ITU-T K 21 Wearable SOS Emergency Phone Service For Taxi Or Bus Stands / Station

Quick Detail:

Place of Origin	Guangdong, China (Mainland)
Brand Name	KOON/OEM
Model Number	KNEM-28
Body	Metal Body
Handset	Handfree
Size	2490230260mm
LED Beacon	YES
Button	YES
Time Out Function	As your requested
Wearable	Support
Waterproof	IP55
Lightening Protection	ITU-T K 21
Auto release	Support
Place of Origin	Guangdong, China (Mainland)
Brand Name	KOON/OEM

Description:

Main Features:

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

1． Main body with whole metal body, solid and temperature bearable
2． Handset free, build-in loudspeaker,
3． Resume lightning proof protection automatically standard to ITU-T K21
4． Waterproof grade about IP55
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. KNEM-23   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)
11．Built-in CCTV camera will open/close automatically when telephone on/OFF.
12．Blue light automatically open and /close when there’s a phone call coming.

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

VOICE OVER IP – SIP

   Connection type: RJ45 Socket inside sealed enclosure
   Power suplly: External 24V dc
   Call set-up Protocol: Session Initiation Protocol(SIP)
   Configuration: DHCP or Static IP address provisioning

Specification:

Light: DC24V
Telephone model plate style: KNZD-09
Function:the light will flash when there is a call
Seek help: light flash
During the night:automaticly turn on , During the day:automaticly turn off

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℃ Relative humidity:10%~95%
Atmospheric pressure: 86~106Kpa Circumstance noise:≤ 60dB(A)
3, Sound level of ringing:≥70dB(A). 1W speaker
4, Standard frequency:low frequency group:697,770,852,941Hz,
high frequency group:1209,1336,1477Hz, frequency deviation:≤±1.5%
If service line is a 3Km signal－level:
Standard frequency:low frequency group:-9dB±3dB,high frequency group:- 7dB±3dB,level difference between low and high frequency of compound signal:2±1dB,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 600Ω.
6, Super strong function is available for dialing 12 groups of numbers s