#### Answer Description

Db (Decibel) levels will decrease, causing errors and loss of data. For CAT cables, the standard maximum is 100 meters, anything beyond that will be unreliable.

#### Wikipedia

The decibel (symbol: dB) is a relative unit of measurement corresponding to one tenth of bel It is used to express the ratio of one value of a power or field quantity to another, on a logarithmic scale, the logarithmic quantity being called the power level or field level, respectively It can be used to express a change in value (eg, +1 dB or −1 dB) or an absolute value In the latter case, it expresses the ratio of a value to a fixed reference value when used in this way, a suffix that indicates the reference value is often appended to the decibel symbol

Decibel - Wikipedia, the free encyclopedia