Product | StarTech.com 3.5mm Audio Extension Cable - Slim Audio Splitter Y Cable and Headphone Extender - Male to 2x Female AUX Cable (MUY1MFFS) - audio splitter - 20 cm
InduSKY 10pcs 3.5mm Mini Stereo Female Jack Socket Plug With Nuts 3.5mm Stereo Panel Mount Jack Solder Connector Headphone Audio Video Vertical Socket 4 Pole Gold Plated: Amazon.co.uk: Electronics & Photo
Connector Socket Jack 3.5mm Stereo 4 Pin Headphones Female 3,5 MM Audio Cable | eBay