3.5mm AUX extension cable Joyroom SY-A09 — 1.2 m braided male-to-female, black

Joyroom SY-A09 is a 1.2 m 3.5 mm AUX extension cable with a braided jacket and male-to-female connectors. Designed to extend headphone, speaker or car audio connections, it preserves stereo signal for everyday use. The braided outer layer improves durability and reduces tangling, and the aluminum alloy connector housings add mechanical protection for reliable operation at home, in the office or on the go.

Advantages

The braided 48-conductor nylon sheath increases bending resistance and reduces wear from repeated handling. Gold-plated 3.5 mm contacts and a lacquered copper core improve signal transmission and protection against interference, supporting clear stereo audio and voice calls. At 1.2 m length the cable provides added reach without excess slack, and the male-to-female configuration enables quick extension of existing headphone or speaker leads.

Suitable for

• Extending wired headphones or earphones for more freedom of movement
• Connecting smartphones, tablets or laptops to external speakers
• Extending in-car aux connections for easier device placement
• Temporary or permanent audio extensions in home or office setups

Key specifications

• Connector type: 3.5 mm male to 3.5 mm female
• Cable length: 1.2 m
• Outer material: braided nylon
• Connector housing: aluminum alloy
• Conductor: lacquered copper core with multi-strand construction (48 conductors)
• Contact plating: gold-plated contacts for improved conductivity
• Color: black

How to use

Plug the male 3.5 mm jack into the audio output of your source device (phone, tablet, laptop, car AUX, TV or audio player) and attach your headphones or speaker cable to the female 3.5 mm connector. Ensure both connectors are fully seated to maintain stereo signal integrity. For devices with in-line controls, connect the extension so that controls remain accessible and test audio playback and microphone functionality if applicable.

Usage recommendations

To prolong service life, avoid sharp bends near the connector ends and unplug by holding the connector housing rather than pulling the cable. Keep connectors dry and free of dust; store coiled loosely to minimize permanent deformation of the braided sheath. If using in a car, route the cable to avoid interference with controls or pedals.