Factory Supplier Telephone patch cord with highly flexible
Product description
The common specifications of telephone lines are two-core and four-core, with diameters of 0.4 and 0.5 respectively, and 0.8 and 1.0 in some areas. In addition to two and four cores, there are four, six, eight and ten cores. In general, if the household is in the local mode, 2 cores are enough. If it is used by the company or some group phones, considering the need for broadband use, it is recommended to use 4-core telephone lines. If it is used by digital phones, it is recommended to use 6-core telephone lines.
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