Result
Mac address for 38420B
Company / Vendor
Sonos, Inc.
Prefix
38420B
Database Type
IEEE MA-L
Start Mac Address
38420B000000
End Mac Address
38420BFFFFFF
Company Address
Possible Devices
16777216
This number represents the possible device number that can be manufactured using this mac address, but doesn't mean it is all has been manufactured yet
Link