20m 3.5mm Extension Cables
There is just one 20m option in this range: white. We do not list black at 20m; the nearest length in black is 15m.
Where a 20m cable fits
A 20m run covers large rooms, halls and links between rooms. Route it carefully, avoid sharp bends and tight ties, and check the cable is rated for the distance and the equipment at each end.
Other length options in 3.5mm Extension Cables
0.5m (2) · 1m (3) · 1.5m (1) · 2m (4) · 3m (5) · 5m (4) · 10m (4) · 15m (2)