1STec BT Openreach NTE5C MK2 + Latest MK4 Tool-Less Filtered Main Master Combination 2 Socket Faceplate Without Back Box for High Speed Fibre Broadband & Telephone Line BT431a Phone RJ11/RJ45 Data

FASTER MODEM PERFORMANCE - These newest improved versions reduces static buildup & interference producing clearer call sound quality and better connection speeds BUILT IN MICROFILTER - Integrated VDSL ADSL ADSL2+ Bell Wire Filter in the MK4 Front plate negates the need for microfilters even on your additional extension sockets NO IDC TOOL NEEDED - Redesigned self crimping locking tabs having clear Cam Lock terminations. Simply insert unstripped conductors then close clip to make it connect INSTALL INSTRUCTIONS - Supplied with 2 x M3.5 screws to fit standard UK recessed, surface or cavity boxes the NTE 5c + MK 4 accompanied by full colour installation guide IMPROVES INTERNET - Many users report an improvement in their download and upload results. This is due to the superior filters that are fitted to our newer units, Manufacturer: 1STec Telephone