These high-performance phone filters give you peak data performance and voice quality by blocking interference between the regular phone voice signals and broadband signals, such as DSL and home phoneline networking (HPN). With models for a variety of international phone standards, this is the number-one choice of telecom carriers, ISPs and consumers worldwide.

Dynamic filter is ideal for installations using four or more phone jacks UK-standard filter specifications and connectors Supports Caller Line Identification with up to ten filters installed Blocks interference between voice and DSL/HPN One filtered phone jack (BT) plus one unfiltered DSL/HPN (RJ11) jack Plugs into any UK-standard phone jack Key Features Active only when the phone device is in use, minimizing capacitance and allowing maximum DSL performance and voice clarity Protects Caller Line Identification and ensures highest voice quality, even with up to ten filters on the line Compact, in-line design plugs into any standard UK phone jack Blocks DSL/HPN signals from phone equipment to enhance voice-band signal Isolates DSL/HPN from phone equipment impedance for peak data performance Compatible with ITU-T G.992.1 (Full Rate) and G.992.2 (G.lite) CE Mark certified  Visit our shop for other great products