6.35mm 1/4 Male to Dual 3.5mm 1/8 Female Headphone Adapter, TRS Stereo Sapphi...
1/4 TRS male headphone splitter is a 6.35mm male plug into dual 3.5mm female jacks adapter, for connecting smartphones, tablets, or headphones with standard 3.5mm plugs to audio devices with a 6.35mm stereo jack.