50
Looking for Suggestions for an Intercom
(lemmy.world)
All about open source! Feel free to ask questions, and share news, and interesting stuff!
Community icon from opensource.org, but we are not affiliated with them.
I was just thinking of the likes of what you get for searching for esp32 audio kit on AliExpress. About us$12. Has microphones, amplifiers, buttons etc.
https://www.aliexpress.us/item/3256807606899647.html is a not carefully vetted example