Avantree 2-Pack Two Way 3.5mm Dual Headphone Jack Splitter, AUX Stereo Earphone Earbuds Y Audio Split Adapter Cable Cord for Double Headset, Compatible with iPhone, Samsung Phones and Tablets: Amazon.co.uk: Electronics &
How to Use Two or More Headphones on PC (Wired/Bluetooth) - Headphonesty
3.5mm Headphone Splitter Adapter, 3.5mm Male TRS to 2 Dual 3.5mm Female Audio Stereo Y Splitter Nylon-Braided Two Way 3.5mm Dual Headphone Jack Adapter for Earphone and Headset 0.3M: Amazon.co.uk: Electronics &