This specification defines the technologies required to create interoperable Bluetooth devices.

Errata Correction

The following Errata Correction is mandatory when claiming compliance to Bluetooth Core Specification 4.0:

• Errata Correction 4656 contains clarifications for allowable complementary subsystems.

Errata Service Releases (ESR)

• ESR11
• ESR10
• ESR09
• ESR08
• ESR07
• ESR06
• ESR05

Core Specification Addenda

• Core Specification Addendum 2
• Core Specification Addendum 3
• Core Specification Addendum 4
• Core Specification Addendum 5 
• Core Specification Addendum 6