a green PCB with card edge connector (MNT RCORE) on which another black PCB (Firefly iCore 3588Q) with a big silvery chip (Rockchip 3588) is mounted. The module sits on a grey concrete floor.
https://files.mastodon.social/media_attachments/files/112/050/017/339/140/717/original/8e8479ba2e3592ee.jpg