BLUETOOTH
CORE SPECIFICATION 4.2
QUICK REFERENCE GUIDE
®
Bluetooth 4.2 is an important update to the Bluetooth Core Specification delivering exciting new features and
benefits for Bluetooth Smart technology. This will create significant advantages for developers and manufacturers,
while providing a better user experience for their customers. Bluetooth 4.2 makes Bluetooth Smart even
smarter,
faster and the ideal wireless technology for the Internet of Things (IoT).
NEW BENEFITS ASSOCIATED BLUETOOTH 4.2
1) Enables the IoT
Advantages
Features
Low-power IP (IPv6/6LoWPAN)
Flexible Internet
Connectivity Options
Extend the reach of power-efficient
devices to the Internet
Available through the Internet Protocol
Support Profile (IPSP)
End User Examples
Bluetooth Smart Internet gateways (GATT)
Available early 2015 through the HTTP Proxy
Service (HPS) & RESTful API white papers
A Bluetooth Smart sensor
can access the Internet
(send and receive messages)
through a gateway device
2) Makes Bluetooth Smart Even Smarter
Advantages
Industry-leading Privacy
Keeps Bluetooth Smart devices
from being tracked
LE Privacy 1.2
More Power Efficient
Introduces refinements that help Bluetooth
Smart devices save even more energy
Features
End User Examples
A Bluetooth Smart location tracker can
only be followed by the owner or trusted
group all while consuming less power
Highly Secure
Features FIPS-compliant encryption
ensuring confidential data stays that way
LE Secure Connections
A Bluetooth Smart lock or other smart
home device provides industry standard
security for added user confidence
during device pairing
© Bluetooth SIG 2014. All trademarks are the property of their respective owners.
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Dec 2014
BLUETOOTH 4.2 QUICK REFERENCE GUIDE
®
3) Makes Bluetooth Smart Even Faster
Advantage
Feature
End User Example
Data Throughput Increase
Up to 2.5x faster with a packet capacity
increase of 10x vs. previous versions
LE Data Length Extension
Over-the-air firmware updates for
a Bluetooth Smart device are up to
250% faster and more reliable
GET MORE INFORMATION
For the latest Bluetooth 4.2 technical details, tools and other information including an FAQ and more,
visit:
https://www.bluetooth.org/en-us/specification/adopted-specifications
© Bluetooth SIG 2014. All trademarks are the property of their respective owners.
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Dec 2014
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