KOON TECHNOLOGY telephones with protection door

Sound level: 85 dB

... Telephone waterproof KNSP-01T2S The waterproof telephone using in the tunnel communication dispatching system, the emergency telephone is used to solve the problem that the telephone ...

Sound level: 60, 70 dB

... dusty proof. 11. Phone integrity wiring to enable the telephone system to check if the telephone unit is still An outer metal casting, sealing, waterproof rating to IP66. Using this telephone, to ...

Sound level: 0 dB - 70 dB

... die-cast body, Vandal resistant and tamper-resistant 2. Two button for calling/answering 3. Hand-free 4. Telephone line powered. 5. Lightening protection to ITU-T K.21 6. Noise canceling micphone 7. Hearing Aid compatible ...

Sound level: 80 dB - 95 dB

... speaking telephone for over 120 countries. The telephone speaker are widely used in noise area like power plant and tunnel. Most noise are need amplified telephones with 30W Paging speaker. The telephone ...

Sound level: 70, 60 dB

... Telephone waterproof KNSP-03T3J ERT (emergency roadside telephone) are widely used in railway trackside. Most of metro line under ground inside the tunnel need to install railway telephone. This railway ...

Sound level: 90 dB

... hook-switch. 6. DC input overvoltage overcurrent protection and RJ 45 surge protection. 7. Heavy Duty handset with hearing Aid compatible (HAC) receiver, 8. Handset with industrial strong curly cord ...

Sound level: 85 dB

... hook-switch. 6. DC input overvoltage overcurrent protection and RJ 45 surge protection. 7. Heavy duty handset with hearing aid compatible (HAC) receiver, 8. Handset with industrial strong curly cord. ...

Sound level: 60, 70 dB

... KNEX5 work as atex equipment basis on standard atex and iecex. The atex explosion proof telephone is intrinsically safe and atex zone 1 and zone 2 also zone 21. KNTECH ...

Sound level: 90, 60 dB

... 50cm distance
Explosion-proof telephone KNEx7 was ATEX certified, specially developed for flammable and explosive place such as coal, commonly used in factories and mines of H a level 2 places. Explosion-proof telephone ...

Sound level: 60, 100 dB

... Explosion proof telephone works in Hazardous Area. The explosion proof telephone use in zone 1 and zone 2. It can also use in Division 2.Ex II 2 GD & Ex ii 2G ATEX Certified telephone, ...