Updates to the Hallmark Card Teardown Article!

Smaller pics and better descriptions!


Hallmark Innovations Voice Recorder Card - Inside

Behold! Once the card is open, a slider tab is pulled and the card is activated. Whatever message that was recorded play!

Hallmark Innovations Voice Recorder Card - The Project

Once the circuit assembly has been CAREFULLY removed from the card, this is what you’re left with. There’s an electret microphone for recording, a small toy speaker, a wired switch, and the motor-gear assembly. The PCB is also interesting…