Excelsus Z-Blocker DSL Filter Model Z-330PJ
Compatible with: Compatible with any single line phone, fax machine or dial-up modem. Description: High-performance in-line DSL filter for phones or telephone equipment sharing a single phone jack. Meets ANSI T1.421 standards for voice quality and data performance with five filters on the line. Isolates DSL and home phoneline networking (HPN) signals from voice signal for peak data performance and voice quality.
