Extension (Slave) Socket. You are allowed to install extension wiring so long as the connection to the master socket is via a plug, or in the case of the master socket with a detachable lower half, via the connectors on that section.
eBay
3.5mm AUX Stereo Audio Cable Male To Female Headphone Extension Cables for Earphone IPad Smartphone Tablet Media Player Etc
Aliexpress UK
Telecoms Extension Cable RJ11 (6P4C) Female - RJ11 (6P4C) Male Flat 5.00 m White This cable is suitable for extending the telephone cable between your telephone unit and the wall box, extending a Modem Router / ADSL connection (From the ADSL Splitter port to the Modem). White 5m.
eBay
1.35/2.6/4.5/9M/13.5M 3.5mm Stereo Male to Female Audio Extension Cable Cord for Headphone Computer Laptop MP3/MP4 Earphone D5
Aliexpress UK
Connection: 4 Pin RJ11 to RJ11. The RJ11 4 Pins are gold platted and 100% pure Copper used In order to avoid losing the data. plugged into your BT ADSL enabled wall socket. The plastic of this cable is made of PVC and is 4pin cable in order to keep the data quality flow more.
eBay
1.5/3/5/10M 3.5mm Stereo Audio Extension Cable Male to Female Cord for Headphone TV Computer Laptop MP3/MP4 Earphone E3
Aliexpress UK
Coax Cables. On UK Mainland orders. Spotting Scope. Lens Cases. Brilliant strap, great value, great quality s8cvh. CCTV & Baby Monitors. Baby Monitors. AV Cable - Canon.
eBay
Toocki Audio 3.5mm Male to 3.5mm.Female 4 Poles Extension Jack AUX Cable For PC Smartphones Microphones Headphones Speaker Cord
Aliexpress UK
Connector Type: Male BT to Female BT. Standard BT connection extension cable lead cord. Quantity: 1 cable. WOLY, ANGEKUS, SHOESTRING, KIWI, DASCO. TRG Mink Oil Leather Conditioner Waterproofer Shoe Boot Sofa Handbag 100ml.
eBay
Toocki Audio 3.5mm Male to 3.5mm.Female 4 Poles Extension Jack AUX Cable For PC Smartphones Microphones Headphones Speaker Cord
Aliexpress UK
Technical Specification: No. PURE COPPER CONDUCTORS. Core Colours: Pair 1 - Blue & Blue/White | Pair 1 - Orange & Orange/White.
eBay
3.5mm Jack AUX Male to 3.5 mm Female Adapter Extension Cable M/F Audio Stereo Cord with Volume Control Earphone Headphone Wire
Aliexpress UK
The Daewoo Telephone Extension Lead is a 10m long white cable with a BT plug at one end and a BT socket at the other. It is designed for easy connection and extension of telephone lines, allowing for convenient placement of phones throughout a home or office. The high-quality standard of the cable ensures reliable performance, while the plug-and-play feature makes installation simple and straightforward. Compatible with universal brands, this extension lead is a practical and efficient solution for expanding phone lines in any setting.
eBay
NNBILI 1.5M Jack 3.5mm Audio Cable Nylon Braid 3.5mm Car AUX Cable Headphone Extension Code for Phone Car Headset Speaker
Aliexpress UK
Easy to fit ultra thin near invisible cable.
eBay
3.5mm Jack Audio Cable 1.5M Nylon Braid Audio Cable Hifi Sound Quility Headphone Extension Code for Phone MP3 Car Speaker Stereo
Aliexpress UK