“WiFi Shield for OpenBCI has improved the known bug of the original version (the bug will cause noise during the acquisition process)” 1. 8-Channel Wifi EEG Acquisition Open-Source Hardware for OpenBCI Research & Studies https://www.ebay.com/itm/284876280716?hash=item4253f3138c:g:CLoAAOSwpepiu~95&amdata=enc%3AAQAIAAABIMgG4qLvVaorVIcocrfwsuVbY%2B5%2F%2BQOX3KiVShIc2Zxrz264L%2BNpKIdtZl5tbY2%2F0QxyvNqAGgjptpBeTn7j%2BlLnOH6NK9BdTVnY43ToEVqVLm3goyQ7XfsXUaYedbyrtT%2BmZI3xa%2BCPC%2FpMMTMK1IKLZ6Osq3IxbmBxsZ6AMcivACUGeI4uccAetnnxZl3t2OzvTjKH%2B9EIsN6N6J132iLERnMpRg9loF27c9%2FQfSaG9%2BTsmAbQCptBn0j2r%2BgCI6ioYaGNFX8ltxm0LkGuwGh10RviTWLY0Kv7TqOJIH1Vy8PGXd6ByVimmY2Jnz0yXlMxa6VKxHuzTJ47m2HfbC9u1KhzPmAamhEm7GUS8fZK5mgkldJjoCZuRpGLiYFg3A%3D%3D%7Ctkp%3ABFBMjqny-fBh 2. 8-Channel Wifi EEG Acquisition Open-Source Hardware for OpenBCI Research Study: https://www.ebay.com/itm/284876284326?hash=item4253f321a6:g:CWQAAOSwx~1iu~-U&amdata=enc%3AAQAIAAABICtL1AaUDIScVdjj1zatGjpKqvBAF38fo5S07wUKziLcEpZZHHNhYddnLCmy0WYDNZhNfODbCjxT957jkVBuiAsVmM1O8t0oCpF6ykvnKHZu114g0vo4OMILetHig43QeWZxHod0OkA%2BZazbLKSZOrlwVMBDaKm%2Bxp25bFLinrKSiNaYB9zPSM5dYoFS05OpBx8GT8RF7JL1S%2F9h1rtYRb8bFv70zJci36bohkUDwFOmGyWopAibAQTIZpyEfN6JdzET8kj1LN%2FsgHCNpxpJeU98mtYDnqJ2dh8FCCCSV3Ey73CGoTWAiI0ljFF2jwjJdaMeQHYkiSl7VmOX8bQbRSL175I57P5Hr7C4S8o4UashQ4LgY31vj7FROPfnrjSoCQ%3D%3D%7Ctkp%3ABFBMjqny-fBh 3. 8-Channel Wifi EEG Acquisition (with Shell) with …