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3d字谜图谜 > Products > More Telephone > Auto Dial Phone Prison Telephone Jail Telephone

今日3d字谜:Auto Dial Phone Prison Telephone Jail Telephone

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3d字谜图谜 www.sfquc.com Model No.:  KNZD-10

Product Description

Model NO.: KNZD-10 Function: Voip Phone, Vandal Resistant 3d字谜图谜 Touch Screen: Without Touch Screen Accessories: Telephone Cords Material: Stainless Steel Vandal Resistant: Yes Handset: Yes Specification: CE, RoHS, ISO9001: 2008, SGS HS Code: 8517180090 Type: Key Phone Display: Without Display Dial: DTMF Customized: Non-Customized Analog,IP Poe,GSM: Optional Keypad: Yes Trademark: KOON/OEM Origin: Shenzhen, China Auto dial phone Prison Telephone jail telephone?KNZD-10
Auto Dial Phone Prison Telephone Jail Telephone


introduction:
Matching with most PABX, PBX and PAX systems.
Features
1. Main body with whole stainless steel body, solid and temperature bearable
2. Handset with armoured cord
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? 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%~+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)
Telephone layout
?
?
Packaging specifications
Machine size:260 *150 *130( mm )?????
Carton size:340 *235 *165( mm )
Packaging material: pearl cotton, carton
Gross weight:2.14KG
Net weight:2.52KG
?
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
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