It has 4 pairs (8 wires) at 0.5mm and they follow the BT colour wiring code. Supplied as a neat machine wound coil. The black jacket is hard wearing and suitable for external use. There are 3 other wires made of high tensile steel, which support the cable between buildings or poles.
eBay
3.5mm Jack AUX Male to Female Adapter Extension Cable Stereo Cord with Volume Control Earphone Headphone Wire for Smartpho
Aliexpress UK
1 to 1, 2 to 2 etc. Picture for reference has box open and closed. N.Ireland, Scottish Highlands, Isles & Islands. While we do what we can to resolve any rare problems, we hope we can count on your patience and understanding.
eBay
200CM Audio Headphone Cable 3.5mm to 3.5mm Cord Fit For Logitech GPRO X G233 G433 Headphone Lines Headset Wire
Aliexpress UK
As used by BT engineers.
eBay
1 piece For NEW 3.5mm Headphone earphone Jack Adapter Cord Cable for Gameboy Advance GBA SP
Aliexpress UK
[Straight 6P4C]. This cable is 6P4C (6 Pin BT style plug - 4 wires connected - STRAIGHT). There are 2 pin, 4 pin and 6 pin cables, both straight and crossed. [THIS CABLE IS 4 PIN - 4 CABLE - STRAIGHT] If you are replacing a cable check your original cable for the number of gold pins, both on the BT plug END and the RJ11 (clear) plug END.
eBay
0.3M Headphone Splitter 3.5mm TRS Stereo 3 Way Jack Adapter Cable Aux Audio Extension Cord for PC CellPhone Tablet MP3 Speaker
Aliexpress UK
eBay
USB C To Aux Audio Dongle Cable 3.5mm Jack Converter Type-C Converter Earphone Adapter Earphone Audio Adapter Cable 3.5mm Male
Aliexpress UK
BT Plug to Plug Cable.
eBay
Moondrop CDSP Cable For CHU II New Online Interactive DSP USB-C earphone Upgrade Cable for Portable Wired HiFi Earphone Chu2
Aliexpress UK
BT Male to Female Extension Cable. Robust build ensures a secure connection, minimizing signal interference for a consistently strong connection. Ideal for extending the range and flexibility of your existing cables.
eBay
Earphone Cable Headphone Sound Cable Easy To Store Wear Resistant for DJ HDJ CUE1 HDJ CUE1BT HDJ X5 HDJ X7 HDJ 7
Aliexpress UK
BT-BRITISH Telecom type telephone Cable. 3 metre cable, connects to phone and socket. Little usage, been in storage. Other BT accessories for sale in my other items for sale. Free 1st class postage.
eBay
YYTCG high-end pure copper 3.5mm AUX Cable car male-to-male Audio cable for mobile phone audio and headphone connection
Aliexpress UK