I have a talking digital multi-meter, which I have had for about 8 years
I haven't tried making contact with the company, but here is the info:

Digital Multimeter With Voice Readout 2218202.

Orbyx Electronics, LLC
501 South Cheryl Lane
Walnut, CA 91789

Imported in Canada for/tmporte au Canada pour Orbyx Electronics, Concord,
Canada, L4K 4M3

Manufactured in China

For product support please contact
www.orbyxelectronics.com
1-866-363-3059

HTH,
Richard