Analog telephone JWBT802

IPPoEEthernet

Scope Of Application 1. Suitable for explosive gas atmospheres Zone 1 and Zone 2. 2. Suitable for IIA, IIB explosive atmosphere. 3. Suitable for dust Zone 20, Zone 21 and Zone 22. 4. Suitable for temperature class T1 ~ T6. 5. Widely used in oil exploration, chemical, military, pharmaceutical, oil refining and other hazardous environments and depots, offshore oil platform, oil tankers and other places. 6.Suitable for high noise places. Product Features 1.Telephone can form an independent communications system. 2. There are 7 self-conversion channels: When the callee pick up the handset , the system can automatically convert channel, cut off loudspeakers and come into normal conversation state. 3. The telephone has a function of full type call (off-hook to call all the numbers in the system.) 4.After the composition of the call system, the product has an automatic gain function, and the voice does not vary with distance or telephone quantity. 5.Telephone circuits within the integrated circuit using internationally accepted double-sided, with hair the exact number, call clarity, job stability, etc.