Atmospheric pressure: 86~106Kpa Circumstance noise:less than 60dB(A)
3. Sound level of ringing:over 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: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)SLR<12,RLR<-1,STMR>10, output impedance is 600 Ohm.
6. Super strong function is available for dialing 10 groups of numbers stored in the memory (maximum length of each number is16 digits)
RJ45 Socket inside sealed enclosure
RJ11 telephone line
External 24V dc or POE powered
Telephone line powered
Call set-up Protocol
Session Initiation Protocol(SIP)
DHCP or STATIC IP address provisioning
Main features :
1. Cabinet:aluminum alloy die - casting, high anti-violent, able to glisten, convenient for looking for 2. Door cover:orient automatically and good self - closing, convenient for use. 3. Handset:made of special engineering plastic, high anti-knock resistance. high tensile strength resistance and high anti-violent. 4. All of the components including handset telephone receiver and transmitter, keypad, buzzer, circuit board and cabinet are designed to be multi - layer waterproof and dust - proof which is up to Class III grade. The whole machine is up to national standard GB4208-93 IP 66. 5. Phone is provided with high stability, high anti-jamming capability, and it is up to national standard GB/T 15279-94.
HONGKONG KOON TECHNOLOGY LIMITED is dedicated to engaging in R&D, manufacturing and sales of various types of exclusive emergency communication systems. Products include IPPBX PAGA system, industrial SOS IP telephone, help call station, intercom, as well as large network Management command systems such as TR069, SNMP Modbus TCP protocol SIP applied in metro, tunnel, airports, petrochemicals, metallurgy, nuclear, power, marine, ship building, bridge, mine, and special industry.
KNTECH company is a state-level technology enterprise which is certified to be a high-tech one owning high-tech products. The registered capital of the company is 10 million US Dollar. We established our R&D center,machining spraying plant, integrated manufacturing base in Shenzhen. The factory has a large area of 8,500 square meters. The corporation strives for building up KNTECH to be a top international brand.
We are the only Asian enterprise passing IEC, IECEX and EN50121 authentications in the industry. Our various products received the authentications from German TUV, European CE, USA FCC, ETL, PART68 as well as ISO9001.
We have built up good cooperation with varied international renowned corporations for several years, including SIEMENS, ABB, THALES, HUAWEI, AVAYA, NEC and ALCATEL.
Packing & Delivery
KNTECH KNSP-10 Industrial Telephone, Railway SOS Phone, Waterproof Telephone
Within 5-25 working days after receive the payment
HongKong Koon Technology Ltd. Contact person: Ms. May Mb/ Whatsapp: +86 135 5479 5053 Skype: knsales10
Any questions about KNTECH KNSP-10 Industrial Telephone, Railway SOS Phone, Waterproof Telephone, please feel free to let me know anytime! Quick response, 24 hours customer service!