Bluetooth 4.2
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2014
Added LE Data Length Extension for higher throughput, LE Secure Connections for improved security, and IPv6 support via 6LoWPAN.
Specifications
Max Data Rate
1.0 Mbps
Max Range
50 m
Feature Support
| Extended Advertising | 否 |
| LE 2M PHY | 否 |
| LE Coded PHY | 否 |
| Direction Finding | 否 |
| LE Audio | 否 |
| Isochronous Channels | 否 |
| Periodic Advertising | 否 |
| Channel Sounding | 否 |
Key Features
- LE Data Length Extension (DLE)
- LE Secure Connections (LESC)
- LE Privacy 1.2
- IPv6/6LoWPAN support (IPSP)
Frequently Asked Questions
Yes, Bluetooth is backward compatible. A BLE 5.3 device can communicate with a BLE 4.0 device, but only features common to both versions will be available.