AUX Audio Cable 3.5mm 3 Pole TRS to 4 Pole TRRS 1.2m

From the shop's description

AUX Audio Cable 3.5mm 3 Pole TRS to 4 Pole TRRS 1.2m This AUX cable links devices that use different 3.5 mm connector standards. One end is a 3‑pole TRS, while the other end is a 4‑pole TRRS, which adds a fourth conductor for a microphone channel. That extra conductor is exactly what allows TRRS jacks to carry stereo audio and a mic signal in smartphones, tablets and laptops. Features Dual‑standard connectivity 1.2 m length Durable construction Passive & plug‑and‑play Universal fit Specifications Product Type AUX audio cable Connector A 3.5 mm male, 3-pole (TRS) Connector B 3.5 mm male, 4-pole (TRRS) Conductors 3 (TRS) / 4 (TRRS) Length 1.2 m Color Black Applications Smartphones & Tablets Cameras & Recorders Computers & Laptops Package Content 1 x AUX Audio Cable 3.5mm 3 Pole TRS to 4 Pole TRRS 1.2m