Description
Datasheet KNSP-18 ANALOG
Datasheet KNSP-18 VoIP
Harsh environment telephone is a professional industrial telephone. Bad environment telephone is specially designed to protect against damp, frost, fire, noise, dust and destructiveness. The whole machine is designed according to the requirement of stability in an environment of 30 degrees below zero to 75 degrees above zero. Harsh environment telephone is often used in special environments such as tunnels, oil fields, highways, metallurgy and seaside industries.
1. Robust aluminum alloy die-cast body, Vandal resistant and tamper-resistant hardware, simple installation.
2. Full keypad with memory, 10 programmable buttons, support free dial.
3. With external 30W loud speaker.Material:metal. Impeddance:8Ω.Freq.Resp:
4. With red flash Light. Working voltage: 12V DC/10W
5. Lightening protection to ITU-Trecommendation K.21.
6. Heavy Duty handset with hearingAid compatible receiver, Noise canceling microphone.
7. Handset with industrial strong curly cord.
8. Silicon keypad keep waterproof and dust proof.
9. Door cover: orient automatically and good self - closing, convenient for use.
10.Temperature range from -40 degree to +70 degree.
11.Support echo cancellation.
12.Remote software upgrade, configuration and monitoring.
13. Optional 7 minute time out to release the line if the handset is left off hook.This function upon buyer's requirement).
14. Powder coated in UV stabilized polyester finish.
15.The housing covered with a layer of reflective label for easy identification at night.Optional 16. Application: Tunnel, metro, railway, LRT, speedway, marine, ship, offshore, mine, power plant, bridge etc.
