15m double socket heavy duty 13amp 2 5mm cable extension lead
rhinocables 2.5mm Mini Jack Extension Cable - 2.5mm Male Stereo Jack Cable to 2.5mm Female Stereo Cable - Audio Cables, Aux Cable, Extend Headphone Cable (5m): Amazon.co.uk: Electronics & Photo
110v 14m 2.5mm extension lead - Tool and Plant Services