I sent the PCB design that I was working on to fab a couple days ago. I should get it back by the end of next week.
Features:- Supports talking between two devices
- Call and Talk button
- Microphone for voice in
- Has a "call" button which notifies the other talkie of a requested call by playing the Mighty Morphin Power Rangers Communicator notification through a tiny piezo
- Headphone jack for connecting headphones
- An audio filtering circuit to to make the sound a little cleaner
- Board cutouts for adding a wrist strap to wear the device on the wrist
- Connection for LiPo battery
- Voltage regulator: 3.3 V
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