Bluetooth version 6.1, 6.0, and 5.4 major changes.

Bluetooth 6.1:

🛡️ Randomized RPA Updates (Resolvable Private Address):

Your device changes its Bluetooth address more often.

Helps stop tracking and saves battery life.

🧰 Bug fixes: Cleans up problems from 6.0.

Improves how smoothly your devices work.

🔄 Bi-Annual Core Releases:

New updates now come twice a year.

So your devices get new features faster.

Bluetooth 6.0:

📍 Channel Sounding (using Periodic Block Request & Round-Trip Time):

Finds stuff like keys with super-accurate tracking—within centimeters!

Great for digital keys, lost items, or indoor navigation.

🧠 DBAF (Decision-Based Advertising Filtering):

Your device ignores noisy Bluetooth ads.

Saves power and avoids signal clutter.

📡 Monitoring Advertisers:

Keeps an eye on which devices are nearby.

Helps your Bluetooth stay connected better.

🎧 ISOAL (Isochronous Adaptation Layer) Enhancements:

Audio gets smoother with less lag.

Perfect for calls and music on wireless earbuds.

↔️ Frame Space Update:

Devices adjust timing between data messages.

Helps balance speed and battery use.

⚙️ LL Extended Feature Set (Link Layer):

Devices share more about what they can do.

So they connect smarter and faster.

Bluetooth 5.4:

🔁 PAwR (Periodic Advertising with Responses):

Lets many devices—like store shelf tags—talk to one hub efficiently.

Saves power and avoids clutter.

🔒 EAD (Encrypted Advertising Data):

Broadcasts are now secure.

Even without pairing, your data is protected.

🧾 LE GATT Security Levels (Generic Attribute Profile):

Devices say upfront what security they need.

You know if it’s safe before you connect.

📶 Advertising Coding Selection:

Choose how Bluetooth messages are sent.

Pick the best mix of speed and range.

@iQOO Connect