Tag dossier
Badge records tagged with Buttons, across Germany, Singapore, United States.
ARM, 2.4 GHz, LCD, USB, and button badge
A source-backed Hackover 2013 badge record: the event blog described an assembled and flashed badge PCB for every attendee, with ARM processor, 2.4 GHz radio, 6.5 Kpx LCD, USB, and buttons.
Four-button, four-LED challenge badge
Bug Bounty Village's BBV Badge 2025 was a DEF CON 33 village challenge badge with four buttons, four corresponding LEDs, and a reward path for attendees who lit all four LEDs.
Singapore custom PCB hackathon badge
NUS Hackers' Hack&Roll 2026 introduced the event's first custom PCB badge, documented by the organizer recap, a Friday Hacks making-of talk, and a public MIT-licensed ESP-IDF firmware and component archive.