A DSL filter or microfilter is an analog low-pass filter installed between analog devices (such as telephones or analog modems) and a plain old telephone service (POTS) line.with their existing telephone (POTS) device, Also can be used for fax machines, answering machines.
The DSL filter prevents interference between such devices and a digital subscriber line (DSL) service connected to the same line. Without DSL filters, signals or echoes from analog devices at the top of their frequency range can reduce performance and create connection problems with DSL service, while those from the DSL service at the bottom of its range can cause line noise and other problems for analog devices.
RJ11 6P4C Male to 2 Female Telephone Modem ADSL Splitter Filter. A DSL splitter is just a regular phone splitter with a filter on one of the outputs. This allow the internet to work on your PC through the telephone. line (connected to the modem of course)
Case Size : 4.5*3*2(cm) Cable Length :6(cm) This device not accept full size Ethernet connector.
Installation :Typical installation for an existing home involves installing DSL filters on every telephone, fax machine, voice band modem, and other voiceband device in the home, leaving the DSL modem as the only unfiltered device. For wall mounted phones, the filter is in the form of a plate hung on the standard wall mount, on which the phone hangs in turn.