Car Aux 3.5mm Extension Cable, Gold Plated, 1.8 m
$4.50 – $6.00 / pc · MOQ 500 pcs
Extends a 3.5mm audio jack by 1.8 m in gold-plated metal shells: double-shielded tin-plated copper, low-noise, with a slim step-down plug for phone cases.
- Description
This extension cable lengthens any 3.5mm stereo connection by 1.8 metres: a phone or MP3 player reaches the car stereo, a headphone reaches the sofa, a laptop reaches the speakers across the desk. Both shells are gold-plated metal alloy, which keeps contact resistance low and gives the plug a weight that does not feel disposable.
Inside, the cable is built for quiet: tin-plated copper conductors with braid shielding plus PE foam insulation, double-shielded against the hum and RF that plague cheap aux leads in cars. The male plug uses a beveled step-down design, so it seats fully even on a phone in a thick case — the everyday detail that decides whether an aux cable is usable at all. It is plug and play with any 3.5mm jack device.
Key features
- 3.5mm stereo male to female extension
- Gold-plated metal-alloy shells on both ends
- Double-shielded: tin-plated copper + braid + PE foam
- Step-down beveled plug fits cased phones
- 1.8 m (approx. 6 ft) length
Specifications
| Side 1 | 3.5mm stereo male, gold-plated metal shell |
| Side 2 | 3.5mm stereo female, gold-plated metal shell |
| Length | 1.8 m (approx. 6 ft) |
| Conductor | Tin-plated copper |
| Shielding | Braid + PE foam, double shielded |
| Plug design | Beveled step-down, case-friendly |
| Signal | Stereo audio, low noise |
Typical applications
- Car aux-in for phones and MP3 players
- Headphone extension on desks and sofas
- Home theatre and MP3 docking setups
- Connecting tablets and e-readers to speakers
Custom and OEM options
Length, shell finish, jacket colour and a moulded logo are all production options, and 2-pole and 4-pole variants share the same tooling. Stock builds start from 100 pcs per model.
FAQ
Will the plug fit my phone with its case on?
Yes — the step-down beveled design clears most case cutouts and seats fully.
Can I use it for microphone signals?
It is a stereo extension and carries the TRS mic line on many headsets, but a dedicated mic lead is the better match for studio use.
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Samples, packing options, payment terms and warranty conditions are set out in How to Order and Delivery Information.



















