InLine Audio Headset adpter cable, 2x 3.5mm M to 3.5mm F 4pin, CTIA, 0.15m

The InLine Audio Headset adapter cable provides a compact solution to connect a headset with a single 3.5 mm 4‑pin CTIA jack to devices that use separate left/right microphone plugs. Measuring 0.15 m and finished in black, the cable features two male 3.5 mm plugs and one female 3.5 mm socket with gold‑plated contacts for improved signal transfer and corrosion resistance.

Advantages

This adapter is CTIA‑compatible, supports combined audio and microphone connections through its 3.5 mm 4‑pin female socket, and uses gold‑plated contacts to enhance conductivity and durability. Its short 0.15 m length reduces cable clutter and is suitable for close‑range connections between headsets and devices.

Suitable for

• Connecting a 4‑pole CTIA headset to devices with separate left/right microphone jacks
• Mobile phones, tablets and laptops with a single 3.5 mm TRRS socket
• Audio setups requiring a short adapter cable for desk or portable use

Key specifications

• Cable length: 0.15 m
• Connectors: 2 x 3.5 mm male to 1 x 3.5 mm female (4‑pin CTIA)
• Contact plating: gold‑plated
• Product colour: Black
• Brand: InLine, MPN: 99312I, EAN: 4043718250103

How to use

Insert the two 3.5 mm male plugs into the corresponding left/right microphone jacks on the target device or audio adapter. Plug the headset's 3.5 mm 4‑pin CTIA jack into the female socket. Ensure firm connections to avoid signal loss. No additional drivers or power are required.

Recommendations

For optimal performance, keep the adapter away from sharp bends and heavy strain at the connector ends. Clean contacts occasionally with a dry, lint‑free cloth to maintain good signal quality.