Check the listing for details. Single DSL PHONE WALL MOUNT FILTER with instructions. Condition: New. Listed at 9.31 USD. Always make your purchase from the best rated seller’s = New (1) Model # 630LCU-50E Wall Mount Filter The Wall Mount DSL Adapter mounts to an existing wall mount phone jack providing an unfiltered jack for your DSL connection plus one filtered line for voice device communications (e.g., phone, fax, answering machine, Caller ID box) via two auxiliary phone jacks. Suttle DSL filters isolate telephone equipment impedances that interfere with ADSL communications. Features mounting lugs for wall mount phones Features: * Customer installable * Securely snaps over existing wall jack * Meets ANSI T1E1.4 RE 7R2 standards for DSL filter compliance Note: All Suttle filters are beige (Ivory) in color. Some pictures may make them appear white, depending on the lighting. Thank you.