This is a Modem cable only! Uses a special and expensive extended Shielded RJ12 plug these are much stronger/better crimp so stop any chance of cable pull out due to the cable being strained at angles!
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RJ9 4P4C Telephone Accessory Phone Cord Landline Uncoiled Coiled Landline Telephone Handset Cord
Aliexpress UK
The BT VDSL filtered face plate will take the bigger RJ45 plug. Uses a special and expensive extended Shielded RJ11 plug these are much stronger/better crimp so stop any chance of cable pull out due to the cable being strained at angles!
eBay
1M 2M 3M Fast Phone Charger Charging Cable Micro USB Cables USB C Cable USB Type C Cable Type-C
Aliexpress UK
This cable is suitable for connecting your telephone unit to the telephone connection of the wall box. RJ11 6P4C 5m Ivory Male to Male .
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5A 3 in 1 USB Type C Cable Fast Charging Cable USB C Data Cable Mobile Phone Cables for POCO
Aliexpress UK
I only use high grade Cat 6 cable with copper wires. For full performance you should use a cable like this! Hand assembled and tested in England. (all cables tested prior to dispatch).
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Vention Cat8 Ethernet Extension Cable SFTP 40Gbps RJ45 Extender Patch Cord Adapter for Router Modem
Aliexpress UK
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Networking Ethernet Lan Copper Cable Cat 6 SFTP RJ45 Patch Cord For Router Computer Laptop Conitor
Aliexpress UK
This cable can be used to connect your ADSL Modem (with an RJ11socket) to the Filter/Splitter. plugged into your BT ADSL enabled wall socket. Connection: 4 Pin RJ11 to RJ11. Suite for ADSL connection.
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IPX to SMA Coax Cable SMA Female Right Angle to U.FL UFL RF Coaxial RG178 Pigtail Cable Router
Aliexpress UK
RJ12 Plugs fit all RJ11 Sockets. Top Quality Cat6a stranded shielded Copper Network Cable made by Excel or Connetix etc. if not anywhere else. You cannot call any 'Copper clad aluminium' cable a Category cable or patch lead, as this is an industry technical reference that belongs to the USA TIA and the ISO International Standards Committees.
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1Pc New USB To RJ45 USB To RS232 Serial To RJ45 CAT5 Console Adapter Cable Cord For Cisco Routers
Aliexpress UK
Top Quality Cat6a stranded shielded Copper Network Cable made by Excel. Uses expensive extended Shielded RJ12 plugs these are much stronger so stop any chance of cable pull out due to the cable being strained at angles!
eBay
SAMZHE Cat6A Ethernet Cable Cat6 Lan UTP Network Patch Cable For PS PC Internet Modem Router Gigabit
Aliexpress UK