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% ) < % < % % r < % r br < Product name:
% Industrial anti-noise telephone
< r br < Product model:
< r br < Dimensions:
**
< br/> < r br < Material:
Aluminum alloy + stainless steel
< r br < :
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< < % < < Suitable for environmental noise exceeding decibels place. Such as steel plant workshops, coal preparation plants, power plant machine rooms, mines, tunnels, etc.
< In addition to the call function of an ordinary telephone, this product also has the following features:
Shell:
< r>Aluminum alloy casting, strong anti-riot
Door Cover:
Using
Handle:
< r>Special B engineering plastic, strong resistance to knocking, tensile and explosion resistance
<:
The handle is sent to the receiver, keyboard, buzzer, circuit board shell All accessories feature multi-layer waterproof and dustproof construction. , the whole machine level reaches the national standard
B
Obtained certificate
The phone has good stability and strong anti-interference ability. The earpiece adopts a dynamic coil and electret structure. Eliminate background noise, strong ringtones or flashes of external signal lights at the same time. The whole machine complies with national standards B/ Obtained Certificate
< < r>Has amplification function:
When the ambient noise exceeds decibels, ordinary telephones The ringtone often cannot be heard by the staff, resulting in production scheduling instructions not being conveyed in a timely manner, resulting in economic losses. The ringing sound can be amplified and played through the speaker. At the same time, the ringtones are counted. After a number of rings (set to times at the factory), the unit automatically picks up the phone. The caller can broadcast the call. The sound will be broadcast to nearby work and maintenance personnel through the speaker of the unit. .
< After detecting one of the following situations, the amplification part of the unit automatically exits the amplification call, goes offline with the telephone line, and enters standby mode.
< If the number of rings does not reach the set value, the caller terminates the call. After caller B completes the call broadcast and hangs up, the unit receives a busy tone signal or a reverse polarity signal provided by the switch. The caller's silence time during broadcast is greater than. Someone lifts the handset of this phone to make a call.
< During the call, the called party can also take off the handset to talk to the caller. At this time, the loudspeaker system will automatically turn off.
<
< <
< Outer carton size: **
< Packing material: Pearl cotton carton
< Gross weight:
< Net weight:
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