btclassify converts hex Bluetooth Class of Device (CoD) into human-readable output.
Run it like this:
$ ./btclassify.py 38010c 0x5a020c 240404 0x38010c: Computer (Laptop): Audio, Object Transfer, Capturing 0x5a020c: Phone (Smartphone): Telephony, Object Transfer, Capturing, Networking 0x240404: Audio/Video (Wearable Headset Device): Audio, Rendering
Class of Device data is maintained by the Bluetooth SIG on the Baseband Assigned Numbers page.
btclassify was written by Mike Ryan.
Mike's site/blog: https://lacklustre.net/
Official source: https://github.com/mikeryan/btclassify