Amazon.com: KabelDirekt – 3.5mm Y Adapter & Jack & AUX Splitter (1×3.5mm Male to 2×3.5mm Female, Connect Two Sets of Headphones to a Smartphone/Tablet/Notebook, Stereo, 4in, Black) : Electronics
3.5mm Audio Stereo Y Splitter Cable – UGREEN
8" 3.5mm Double Stereo Male to Female Y Splitter Microphone Speaker Audio Cable - Walmart.com
LSS HD Y Cable Service Replacement | Accessory | Lowrance | Lowrance USA