Indoor Wall Mount Handset Station
Dynamic noise-canceling microphone to reduce the background noise effectively and to enhance communication quality, in the 115dB environment, the two persons still can achieve a clear call (in accordance with the national test certificate issued by the authority)
On board DC power indicator for easy maintenance
Modularized components for easy installation and maintenance.
Up to 5 independent intercom party lines.
One button used to adjust volume
Key parameter:
Protection Grade:IP5X
Input level&output level:1.5Vrms
AGC:58dB normal ,(40-68dB adjustable)
Frequency response:250-7500Hz(±1.5dB)
Noise-canceling performance:run in the115dB environment condition
Noise immunity:SNR is 16:1 @ 120dB
Transmitter:10Ω,dynamical anti-noise
Headphone:130Ω,dynamical anti-noise
Degree of distortion:1% (1000Hz)
Adjustable item:Gain and volume of transmitter,volume of loudspeaker, sidetone
Power supply:AC220V,50HZ,
Zero signal power:2.5W
Max. signal power:30W
Phone cable length:30CM, Max.1.5M
Air pressure: 86~106KPa
Temperature -:40℃~+60℃
Humidity: 95%RH(+25℃)