Why doesn't my BIG TalkingBrix work when plugged in? February 11, 2021 18:13 Updated The charging circuit of BIG TalkingBrix disables the audio output while charging. Related articles Getting Started With BIGmack Speech Device Getting Started With BIG TalkingBrix Speech Devices Can BIG TalkingBrix be charged all at once? Why does the BIG Step-by-Step LED flash yellow one time and not play my message?